April 24 in History

April 24 spans 47 recorded events across recorded history, from 1479 BC to 2025. Below is a curated digest of the most significant moments tied to this date.

Holidays and observances on April 24

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The United States Library of Congress is established when President John Adams s

1800 — The United States Library of Congress is established when President John Adams signs legislation to appropriate $5,000 to purchase "such books as may be necessary for the use of Congress".

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Historical Events 47 events 1479 BC – 2025

More major events on April 24

The featured story and these ranked highlights form a quick summary. Every recorded event remains available in the chronology below.

  1. 1704 The first regular newspaper in British Colonial America, The Boston News-Letter, is published. Source
  2. 1918 World War I: First tank-to-tank combat, during the second Battle of Villers-Bretonneux. Three British Mark IVs meet three German A7Vs. Source

Did you know

In 1800, The United States Library of Congress is established when President John Adams signs legislation to appropriate $5,000 to purchase "such books as may be necessary for the use of Congress". This featured entry focuses on the immediate decision and its direct historical impact.

Did you know

The Library of Congress (LOC) is a research library in Washington, D.C., serving as the library and research service for the United States Congress and the de facto national library of the United States. This helps explain why the event mattered beyond the initial announcement.

Did you know

It also administers copyright law through the United States Copyright Office, and it houses the Congressional Research Service. This clarifies the institutional and public response around the event.

Did you know

In 1800, The United States Library of Congress is established when President John Adams signs legislation to appropriate $5,000 to purchase "such books as may be necessary for the use of Congress" had consequences that extended beyond the first headline. The key context is the institutions involved, the policy shift, and how the public response evolved afterward.

Did you know

In 1800, The United States Library of Congress is established when President John Adams signs legislation to appropriate $5,000 to purchase "such books as may be necessary for the use of Congress" had consequences that extended beyond the first headline. The key context is the institutions involved, the policy shift, and how the public response evolved afterward.


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Showing all 46 events

-1479 Thutmose_III

Thutmose III ascends to the throne of Egypt, although power effectively shifts to Hatshepsut (according to the Low Chronology of the 18th dynasty).

Thutmose III, sometimes called Thutmose the Great, was a pharaoh of the 18th Dynasty of Egypt. He is regarded as one of the greatest warriors, military commanders, and military strategists of his time; as Egypt's preeminent warrior pharaoh and conqueror; and as a dominant figure in the New Kingdom period.
-1183 Troy

Traditional reckoning of the Fall of Troy marking the end of the legendary Trojan War, given by chief librarian of the Library of Alexandria Eratosthenes, among others.

Troy or Ilion was an ancient city located in present-day Çanakkale, Turkey. It is best known as the setting for the Greek myth of the Trojan War. The modern-day archaeological site, also known as Hisarlık, is open to the public as a tourist destination, and was added to the UNESCO World Heritage list in 1998.
858 Pope Nicholas I

Consecration of Pope Nicholas I following the death of Pope Benedict III earlier that month.

Pope Nicholas I (Latin: Nicolaus I; c. 800 – 13 November 867), also known as Nicholas the Great, was the bishop of Rome and leader of the Papal States from 24 April 858 until his death on 13 November 867. He is the last of the three popes listed in the Annuario Pontificio with the title "the Great", alongside Leo I and Gregory I. Nicholas is remembered as a consolidator of papal authority, exerting decisive influence on the historical development of the papacy and its position among the Christian nations of Western Europe. Nicholas I asserted that the pope should have suzerainty over all Christians, even royalty, in matters of faith and morals. Nicholas refused King Lothair II of Lotharingia's request for an annulment of his marriage to Teutberga. When a council pronounced in favor of annulment, Nicholas I declared the council deposed, its messengers excommunicated, and its decisions invalid. Despite pressure from the Carolingians, who laid siege to Rome, his decision held. During his reign, relations with the Byzantine Empire soured because of his support for Patriarch Ignatios of Constantinople, who had been removed from his post in favor of Photius I. Since the seventeenth century, Nicholas has been venerated as a saint in the Catholic Church, with his feast on 13 November. His claims of supremacy over territories outside his jurisdiction, the incorporation of the filioque in the Constantinopolitan Nicene creed, and his pressure on Bulgaria to remain under Roman rule, provoked tensions between Rome and Constantinople, leading to his excommunication by the Greeks at the fourth Council of Constantinople.
934

Abbasid Caliph Al-Qahir is deposed and blinded.

His nephew al-Radi succeeds him as caliph.
The Abbasid caliphs were the holders of the Islamic title of caliph who were members of the Abbasid dynasty, a branch of the Quraysh tribe descended from the uncle of the Islamic prophet Muhammad, Al-Abbas ibn Abd al-Muttalib.
1547 Battle of Mühlberg

Battle of Mühlberg.

Duke of Alba, commanding Spanish-Imperial forces of Charles I of Spain, defeats the troops of Schmalkaldic League.
The Battle of Mühlberg took place near Mühlberg in the Electorate of Saxony in 1547, during the Schmalkaldic War. The Catholic princes of the Holy Roman Empire led by the Holy Roman Emperor Charles V decisively defeated the Lutheran Schmalkaldic League of Protestant princes under the command of Elector John Frederick I of Saxony and Landgrave Philip I of Hesse. The battle ended the Schmalkaldic war and led to the dissolution of the Schmalkaldic League.
1558 Mary, Queen of Scots

Mary, Queen of Scots, marries the Dauphin of France, François, at Notre-Dame de Paris.

Mary, Queen of Scots (8 December 1542 – 8 February 1587), also known as Mary Stuart or Mary I of Scotland, was Queen of Scotland from 14 December 1542 until her forced abdication on 24 July 1567. The only surviving legitimate child of King James V of Scotland, Mary was six days old when her father died, and she inherited the throne. During her childhood, Scotland was governed by regents, first by the heir to the throne, James Hamilton, Earl of Arran, and then by her mother, Mary of Guise. In 1548, she was betrothed to Francis, the Dauphin of France, and was sent to be brought up in France, where she would be safe from invading English forces during the Rough Wooing. Mary married Francis in 1558, becoming queen consort of France from his accession in 1559 until his death in December 1560. Widowed, Mary returned to Scotland in August 1561. The tense religious and political climate following the Scottish Reformation that Mary encountered on her return to Scotland was further agitated by prominent Scots such as John Knox, who openly questioned whether her subjects had a duty to obey her. The early years of her personal rule were marked by pragmatism, tolerance, and moderation. She issued a proclamation accepting the religious settlement in Scotland as she had found it upon her return, retained advisers such as James Stewart, Earl of Moray (her illegitimate half-brother), and William Maitland of Lethington, and governed as the Catholic monarch of a Protestant kingdom. In 1565, Mary married her half-cousin Henry Stuart, Lord Darnley; they had a son, James. Their marriage soured after Darnley orchestrated the murder of Mary's Italian secretary and close friend David Rizzio. In February 1567, Darnley's residence was destroyed by an explosion, and he was found murdered in the nearby garden. James Hepburn, 4th Earl of Bothwell, was generally believed to have orchestrated Darnley's death, but he was acquitted of the charge in April 1567 and in the following month, he married Mary. Following an uprising against the couple, Mary was imprisoned in Lochleven Castle. In July 1567, she was forced to abdicate in favour of her one-year-old son James VI. After an unsuccessful attempt to regain the throne, she fled southward seeking the protection of her first cousin once removed, Elizabeth I of England. As a great-granddaughter of Henry VII of England, Mary had once claimed Elizabeth's throne as her own and was considered the legitimate sovereign of England by many English Catholics, including participants in a rebellion known as the Rising of the North. Perceiving Mary as a threat, Elizabeth had her confined in various castles and manor houses in the interior of England. After eighteen and a half years in captivity, Mary was found guilty of plotting to assassinate Elizabeth in 1586 and was beheaded the following year at Fotheringhay Castle. Mary's life and execution established her in popular culture as a romanticised historical figure.
1704 Thirteen_Colonies

The first regular newspaper in British Colonial America, The Boston News-Letter, is published.

The Thirteen Colonies were the British colonies on the Atlantic coast of North America which broke away from the British Crown in the American Revolutionary War (1775–1783), and joined to form the United States of America.
1793 Jean-Paul Marat

French revolutionary Jean-Paul Marat is acquitted by the Revolutionary Tribunal of charges brought by the Girondin in Paris.

Jean-Paul Marat (UK: , US: ; French: [ʒɑ̃pɔl maʁa]; born Mara; 24 May 1743 – 13 July 1793) was a French scientist, physician, political theorist, journalist, and politician. Before the French Revolution, he pursued a career in medicine and science and spent more than ten years abroad. He published works on subjects including optics, electricity, political theory, and criminal law. During the Revolution he became one of its most prolific, radical and controversial journalists. Through his newspaper L'Ami du peuple (The Friend of the People), Marat responded rapidly to political events but also publicized complaints and grievances brought to him by ordinary citizens, presenting himself as their advocate against officials and others whom he accused of injustice or abuse. Marat became closely associated with the sans-culottes and the radical politics of Paris. Unable to find printers willing to publish some of his more controversial writings, he established his own printing press and continued to publish despite repeated attempts by the authorities to suppress his newspaper, spending periods in hiding. Marat was elected to the National Convention in September 1792 and aligned with the Montagnards in their struggle against the Girondins. His journalism became notorious for increasingly violent calls for the punishment and sometimes the pre-emptive killing of those he regarded as enemies of the Revolution. Marat repeatedly justified such violence as a means of preventing greater bloodshed. His writings and political activity have consequently remained central to debates about political violence during the Revolution, including the September Massacres. In early June 1793, he played an active part in the conflict that culminated in the fall of the Girondins. On 13 July 1793, Marat was assassinated by Charlotte Corday, a Girondin sympathizer, while taking a bath to alleviate a debilitating skin condition. Marat's assassination transformed his political image. Jacques-Louis David took a leading role in organizing his funeral ceremonies, while popular societies, the sections of Paris, and the Montagnards increasingly represented him as the murdered Ami du peuple and as a martyr of the Revolution. His remains were transferred to the Panthéon in September 1794, but during the Thermidorian Reaction his public cult rapidly collapsed and he was removed from the Panthéon in February 1795.
1837 1837 Surat fire

The great fire in Surat, India causes more than 500 deaths and destruction of more than 9,000 houses.

In April 1837, a fire broke out in the Indian city of Surat, then under British East India Company rule. It resulted in more than 500 deaths and the destruction of 9,737 houses in a 9+3⁄4-mile (16 km) radius. It was the most destructive fire in the history of the city.
1877 Russo-Turkish War (1877–1878)

Russo-Turkish War: The Russian Empire declares war on the Ottoman Empire.

The Russo-Turkish War (1877–1878) was a conflict between the Ottoman Empire and a coalition led by the Russian Empire which included Romania, Serbia, and Montenegro. Precipitating factors included the Russian goals of recovering territorial losses endured during the Crimean War of 1853–1856, re-establishing itself in the Black Sea and supporting the political movement attempting to free Balkan nations from the Ottoman Empire. The Russian-led coalition won the war, pushing the Ottomans back all the way to the gates of Constantinople, leading to the intervention of the Western European great powers. As a result, Russia succeeded in claiming provinces in the Caucasus, namely Kars and Batum, and also annexed the Budjak region. The principalities of Romania, Serbia, and Montenegro, each of which had had de facto sovereignty for some years, formally proclaimed independence from the Ottoman Empire. After almost five centuries of Ottoman domination (1396–1878), Bulgaria emerged as an autonomous state with support and military intervention from Russia. Moreover, Greece annexed parts of Thessaly and Arta.
1885 Sharpshooter

American sharpshooter Annie Oakley is hired by Nate Salsbury to be a part of Buffalo Bill's Wild West.

A sharpshooter is one who is highly proficient at firing firearms or other projectile weapons accurately. Military units composed of sharpshooters were important factors in 19th-century combat. Along with "marksman" and "expert", "sharpshooter" is one of the three marksmanship badges awarded by the United States Army and the United States Marine Corps. The United States Navy and the United States Coast Guard use a ribbon with an attached "S" device to note a sharpshooter qualification.
1895 Joshua Slocum

Joshua Slocum, the first person to sail single-handedly around the world, sets sail from Boston, Massachusetts aboard the sloop Spray.

Joshua Slocum (February 20, 1844 – on or shortly after November 14, 1909) was the first person to sail single-handedly around the world. He was a Nova Scotian-born, naturalised American seaman and adventurer, and a noted writer. In 1900 he wrote a book about his journey, Sailing Alone Around the World, which became an international best-seller. He disappeared in November 1909 while aboard his boat, the Spray.
1913 Woolworth Building

The Woolworth Building, a skyscraper in New York City, is opened.

The Woolworth Building is a 792-foot-tall (241 m) residential building and early skyscraper at 233 Broadway in the Tribeca neighborhood of Lower Manhattan in New York City, United States. Designed by Cass Gilbert in the Neo-Gothic style, the Woolworth Building was originally an office skyscraper. It was the tallest building in the world from 1913 to 1929, and it remains one of the United States' 100 tallest buildings as of 2024. The Woolworth Building is bounded by Broadway and City Hall Park to its east, Park Place to its north, and Barclay Street to its south. It consists of a 30-story base topped by a 30-story tower. Its facade is mostly clad with architectural terracotta, though the lower portions are limestone, and it features thousands of windows. The ornate lobby contains various sculptures, mosaics, and architectural touches. The structure was designed with several amenities and attractions, including an observatory on the 57th floor and a private swimming pool in the basement. Frank W. Woolworth was the founder of F. W. Woolworth Company, a popular five-and-ten-cent store, and he conceived the skyscraper as a headquarters for his company. Woolworth planned it jointly with the Irving Trust, which also agreed to use the structure as its headquarters. The Woolworth Building had been planned as a 12- to 16-story commercial structure, but it underwent several revisions during its planning process. Its final height was not decided upon until January 1911. Construction started in 1910 and was completed two years later. The building officially opened on April 24, 1913. The Woolworth Building has undergone several changes throughout its history. The facade was cleaned in 1932, and the building received an extensive renovation between 1977 and 1981. The Irving National Exchange Bank moved its headquarters to 1 Wall Street in 1931, but the Woolworth Company (later Venator Group) continued to own the Woolworth Building for most of the 20th century. The structure was sold to the Witkoff Group in 1998. The top 30 floors were sold to a developer in 2012 and converted into residences. Office and commercial tenants use the rest of the building. The Woolworth Building has been a National Historic Landmark since 1966, and a New York City designated landmark since 1983.
1914 Franck–Hertz experiment

The Franck–Hertz experiment, a pillar of quantum mechanics, is presented to the German Physical Society.

The Franck–Hertz experiment was the first electrical measurement to clearly show the quantum nature of atoms. It was presented on 24 April 1914, to the German Physical Society in a paper by James Franck and Gustav Hertz. Franck and Hertz had designed a vacuum tube for studying energetic electrons that flew through a thin vapour of mercury atoms. They discovered that when an electron collided with a mercury atom, it could lose only a specific quantity (4.9 electron volts) of its kinetic energy before flying away. This energy loss corresponds to decelerating the electron from a speed of about 1.3 million metres per second to zero. A faster electron does not decelerate completely after a collision, but loses precisely the same amount of its kinetic energy. Slower electrons merely bounce off mercury atoms without losing any significant speed or kinetic energy. These experimental results proved to be consistent with the Bohr model for atoms that had been proposed the previous year by Niels Bohr. The Bohr model was a precursor of quantum mechanics and of the electron shell model of atoms. Its key feature was that an electron inside an atom occupies one of the atom's "quantum energy levels". Before the collision, an electron inside the mercury atom occupies its lowest available energy level. After the collision, the electron inside occupies a higher energy level with 4.9 electronvolts (eV) more energy. This means that the electron is more loosely bound to the mercury atom. There were no intermediate levels or possibilities in Bohr's quantum model. This feature was "revolutionary" because it was inconsistent with the expectation that an electron could be bound to an atom's nucleus by any amount of energy. In a second paper presented in May 1914, Franck and Hertz reported on the light emission by the mercury atoms that had absorbed energy from collisions. They showed that the wavelength of this ultraviolet light corresponded exactly to the 4.9 eV of energy that the flying electron had lost. The relationship of energy and wavelength had also been predicted by Bohr because he had followed the structure laid out by Hendrik Lorentz at the 1911 Solvay Congress. At Solvay, Hendrik Lorentz suggested after Einstein's talk on quantum structure that the energy of a rotator be set equal to nhv. Therefore, Bohr had followed the instructions given in 1911 and copied the formula proposed by Lorentz and others into his 1913 atomic model. Lorentz had been correct. The quantisation of the atoms matched his formula incorporated into the Bohr model. After a presentation of these results by Franck a few years later, Albert Einstein is said to have remarked, "It's so lovely it makes you cry." On 10 December 1926, Franck and Hertz were awarded the 1925 Nobel Prize in Physics "for their discovery of the laws governing the impact of an electron upon an atom".
1915 Deportation of Armenian intellectuals on 24 April 1915

The arrest of 250 Armenian intellectuals and community leaders in Istanbul marks the beginning of the Armenian genocide.

The deportation of Armenian intellectuals is conventionally held to mark the beginning of the Armenian genocide. Leaders of the Armenian community in the Ottoman capital of Constantinople (now Istanbul), and later other locations, were arrested and moved to two holding centers near Angora (now Ankara). The order to do so was given by Minister of the Interior Talaat Pasha on 24 April 1915. On that night, the first wave of 235 to 270 Armenian intellectuals of Constantinople were arrested. With the adoption of the Tehcir Law on 29 May 1915, these detainees were later relocated within the Ottoman Empire; most of them were ultimately killed. More than 80, such as Vrtanes Papazian, Aram Andonian, and Komitas, survived. The event has been described by historians as a decapitation strike, which was intended to deprive the Armenian population of leadership and a chance for resistance. To commemorate the victims of the Armenian genocide, 24 April is observed as Armenian Genocide Remembrance Day. First observed in 1919 on the fourth anniversary of the events in Constantinople, the date is generally considered the date on which the genocide began. The Armenian genocide has since been commemorated annually on the same day, which has become a national memorial day in Armenia (previously also in the Republic of Artsakh) and is observed by the Armenian diaspora around the world.
1916 Easter Rising

Easter Rising: Irish rebels, led by Patrick Pearse and James Connolly, launch an uprising in Dublin against British rule and proclaim an Irish Republic.

The Easter Rising (Irish: Éirí Amach na Cásca), also known as the Easter Rebellion, was an armed insurrection in Ireland during Easter Week in April 1916. The Rising was launched by Irish republicans against British rule in Ireland with the aim of establishing an independent Irish Republic while the United Kingdom was fighting the First World War. It was the most significant uprising in Ireland since the rebellion of 1798 and the first armed conflict of the Irish revolutionary period. Sixteen of the Rising's leaders were executed starting in May 1916. The nature of the executions, and subsequent political developments, ultimately contributed to an increase in popular support for Irish independence. Organised by a seven-man Military Council of the Irish Republican Brotherhood, the Rising began on Easter Monday, 24 April 1916 and lasted for six days. Members of the Irish Volunteers, led by schoolmaster and Irish language activist Patrick Pearse, joined by the smaller Irish Citizen Army of James Connolly and 200 women of Cumann na mBan seized strategically important buildings in Dublin and proclaimed the Irish Republic. The British Army brought in thousands of reinforcements as well as artillery and a gunboat. There was street fighting on the routes into the city centre, where the rebels slowed the British advance and inflicted many casualties. Elsewhere in Dublin, the fighting mainly consisted of sniping and long-range gun battles. The main rebel positions were gradually surrounded and bombarded with artillery. There were isolated actions in other parts of Ireland; Volunteer leader Eoin MacNeill had issued a countermand in a bid to halt the Rising, which greatly reduced the extent of the rebel actions. With much greater numbers and heavier weapons, the British Army suppressed the Rising. Pearse agreed to an unconditional surrender on Saturday 29 April, although sporadic fighting continued briefly. After the surrender, the country remained under martial law. About 3,500 people were taken prisoner by the British and 1,800 of them were sent to internment camps or prisons in Britain. Most of the leaders of the Rising were executed following courts martial. The Rising brought physical force republicanism back to the forefront of Irish politics, which for nearly fifty years had been dominated by constitutional nationalism. Opposition to the British reaction to the Rising contributed to changes in public opinion and the move toward independence, as shown in the 1918 general election, in which Sinn Féin won 73 of the 105 Irish seats. Sinn Féin convened the First Dáil and declared independence. Of the 485 people killed, 260 were civilians, 143 were British military and police personnel, and 82 were Irish rebels, including 16 rebels executed for their roles in the Rising. More than 2,600 people were wounded. Many of the civilians were killed or wounded by British artillery fire or were mistaken for rebels. Others were caught in the crossfire during firefights between the British and the rebels. The shelling and resulting fires left parts of central Dublin in ruins.
1916 Ernest Shackleton

Ernest Shackleton and five men of the Imperial Trans-Antarctic Expedition launch a lifeboat from uninhabited Elephant Island in the Southern Ocean to organise a rescue for the crew of the sunken Endurance.

Sir Ernest Henry Shackleton (15 February 1874 – 5 January 1922) was an Anglo-Irish Antarctic explorer who led three British expeditions to the Antarctic. He was one of the principal figures of the period known as the Heroic Age of Antarctic Exploration. Born in Kilkea, County Kildare, Ireland, Shackleton and his Anglo-Irish family moved to Sydenham in suburban south London when he was ten. Shackleton's first experience of the polar regions was as third officer on Captain Robert Falcon Scott's Discovery expedition of 1901‍–‍1904, from which he was sent home early on health grounds, after he and his companions Scott and Edward Adrian Wilson set a new southern record by marching to latitude 82° S. During the Nimrod Expedition of 1907‍–‍1909, he and three companions established a new record Farthest South latitude of 88°23′ S, only 97 geographical miles (112 statute miles or 180 kilometres) from the South Pole, the largest advance to the pole in exploration history. Also, members of his team climbed Mount Erebus, the most active Antarctic volcano. On returning home, Shackleton was knighted for his achievements by King Edward VII. After the race to the South Pole ended in December 1911, with Roald Amundsen's conquest, Shackleton turned his attention to the crossing of Antarctica from sea to sea, via the pole. To this end, he made preparations for what became the Imperial Trans-Antarctic Expedition of 1914‍–‍1917. The expedition was struck by disaster when its ship, Endurance, became trapped in pack ice and finally sank in the Weddell Sea off Antarctica on 21 November 1915. The crew escaped by camping on the sea ice until it disintegrated, then by launching the lifeboats to reach Elephant Island and ultimately the South Atlantic island of South Georgia, enduring a stormy ocean voyage of 720 nautical miles (1,330 km; 830 mi) in Shackleton's most famous exploit. He returned to the Antarctic with the Shackleton–Rowett Expedition in 1921 but died of a heart attack while his ship was moored in South Georgia. At his wife's request, he remained on the island and was buried in Grytviken cemetery. The wreck of Endurance was discovered just over a century after Shackleton's death. Away from his expeditions, Shackleton's life was generally restless and unfulfilled. In his search for rapid pathways to wealth and security, he launched business ventures that failed to prosper, and he died heavily in debt. He was lauded in the press upon his death but was thereafter largely forgotten, while the heroic reputation of his rival Scott was sustained for many decades. Later in the 20th century, Shackleton was "rediscovered", and he became a role model for leadership in extreme circumstances. In his 1956 address to the British Science Association, one of Shackleton's contemporaries, Sir Raymond Priestley, said: "Scott for scientific method, Amundsen for speed and efficiency[,] but[,] when disaster strikes and all hope is gone, get down on your knees and pray for Shackleton", paraphrasing what Apsley Cherry-Garrard had written in a preface to his 1922 memoir The Worst Journey in the World. In 2002, Shackleton was voted eleventh in a BBC poll of the 100 Greatest Britons.
1918 World_War_I

World War I: First tank-to-tank combat, during the second Battle of Villers-Bretonneux.

Three British Mark IVs meet three German A7Vs.
World War I, or the First World War, also known as the Great War, was a global conflict between two coalitions: the Allies and the Central Powers. One of the deadliest conflicts in history, World War I resulted in an estimated 15 to 22 million deaths, including those in war crimes and genocides. The war also helped spread the Spanish flu pandemic. The conflict saw important developments in weaponry, including the first large-scale use of machine guns, artillery, aircraft, chemical weapons, and tanks.
1922 Imperial Wireless Chain

The first segment of the Imperial Wireless Chain providing wireless telegraphy between Leafield in Oxfordshire, England, and Cairo, Egypt, comes into operation.

The Imperial Wireless Chain was a strategic international communications network of powerful long range radiotelegraphy stations, created by the British government to link the countries of the British Empire. The stations exchanged commercial and diplomatic text message traffic transmitted at high speed by Morse code using paper tape machines. Although the idea was conceived prior to World War I, the United Kingdom was the last of the world's great powers to implement an operational system. The first link in the chain, between Leafield in Oxfordshire and Cairo, Egypt, eventually opened on 24 April 1922, with the final link, between Australia and Canada, opening on 16 June 1928.
1924 Thorvald Stauning

Thorvald Stauning becomes premier of Denmark (first term).

Thorvald August Marinus Stauning (Danish: [ˈtsʰɒːˌvælˀ ˈstɑwne̝ŋ]; 26 October 1873 in Copenhagen – 3 May 1942) was the first social democratic prime minister of Denmark. He served as prime minister from 1924 to 1926 and again from 1929 until his death in 1942. Under Stauning's leadership, Denmark developed a social welfare state with the passage of the 1933 Social Reform Act which, according to one study, “codified, simplified and extended previous social insurance and assistance legislation.” The Stauning Alps, a large mountain range in Greenland, were named after him.
1926

The Treaty of Berlin is signed.

Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years.
The Treaty of Berlin (German–Soviet Neutrality and Nonaggression Pact) was a treaty signed on 24 April 1926 under which Germany and the Soviet Union pledged neutrality in the event of an attack on the other by a third party for five years. The treaty reaffirmed the German–Soviet Treaty of Rapallo (1922). Ratifications for the treaty were exchanged in Berlin on 29 June 1926, and it went into effect on the same day. The treaty was registered in League of Nations Treaty Series on 3 August 1926. It was renewed by additional protocol signed on 24 June 1931, ratified on 5 May 1933. The additional protocol was registered in League of Nations Treaty Series on 15 February 1935.
1932

Benny Rothman leads the mass trespass of Kinder Scout, leading to substantial legal reforms in the United Kingdom.

Bernard "Benny" Rothman (1 June 1911 – 23 January 2002) was a British political activist. He is known for organizing the mass trespass of Kinder Scout in 1932, which led to the establishment of the National Parks and Access to the Countryside Act 1949.
1933 Nazi Germany

Nazi Germany begins its persecution of Jehovah's Witnesses by shutting down the Watch Tower Society office in Magdeburg.

Nazi Germany, officially the German Reich and later the Greater German Reich, was the German state between 1933 and 1945, when Adolf Hitler and the Nazi Party controlled the country, transforming it into a totalitarian dictatorship. The Third Reich, meaning "Third Realm" or "Third Empire", was the Nazi claim that Nazi Germany was the successor to the Holy Roman Empire (800–1806) and the German Empire (1871–1918); the Nazis called it the Thousand-Year Reich, but it ended just 12 years later in May 1945, when the Allies defeated Germany and entered Berlin, ending World War II in Europe. After Hitler was appointed Chancellor of Germany in 1933, the Nazi Party began to eliminate political opposition and consolidate power. A 1934 referendum confirmed Hitler as sole Führer (leader). Power was centralised in Hitler's person, and his word became the highest law. The government was not a coordinated, cooperating body, but rather a collection of factions struggling to amass power. To address the Great Depression, the Nazis used heavy military spending, extensive public works projects, including the Autobahnen (motorways), and a massive secret rearmament programme, forming the Wehrmacht (armed forces), all financed by deficit spending. The return to economic stability and end of mass unemployment boosted the regime's popularity. Hitler made increasingly aggressive territorial demands, seizing Austria in the Anschluss of 1938 and the Sudetenland region of Czechoslovakia. Germany signed a non-aggression pact with the Soviet Union and invaded Poland in 1939, launching World War II in Europe. In alliance with Fascist Italy and other Axis powers, Germany conquered most of Europe by 1940, but failed to subdue Britain. Racism, Nazi eugenics, anti-Slavism, and especially antisemitism were central ideological features of the regime. The Nazis considered Germanic peoples to be the "master race", the purest branch of the Aryan race. Jews, Slavs, Romani people, homosexuals, liberals, socialists, communists, other political opponents, Jehovah's Witnesses, Freemasons, those who refused to work and other "undesirables" were imprisoned, deported or murdered. Christian churches and citizens that opposed Hitler's rule were oppressed and opposition leaders were imprisoned. Education focused on racial biology, population policy and fitness for military service. Career and educational opportunities for women were curtailed. The Nazi Propaganda Ministry disseminated films and antisemitic canards, and organised mass rallies, fostering a pervasive cult of personality around Hitler to influence public opinion. The government controlled artistic expression, promoting specific art forms and banning or discouraging others. Genocide, mass murder and large-scale forced labour became hallmarks of the regime; the implementation of its racial policies culminated in the Holocaust. After invading the Soviet Union in 1941, Nazi Germany implemented the Generalplan Ost and Hunger Plan, as part of its war of extermination in Eastern Europe. The Soviet resurgence and entry of the United States into the war meant Germany lost the initiative in 1943, and by late 1944, had been pushed back to the 1939 border. Large-scale aerial bombing of Germany escalated, and the Axis powers were driven back in Eastern and Southern Europe. Germany was conquered by the Soviet Union from the east and the other allies from the west, and capitulated in 1945. Hitler's refusal to admit defeat led to massive destruction of German infrastructure and additional war-related deaths in the closing months of the war. The Allies subsequently initiated a policy of denazification and put many of the surviving Nazi leadership on trial for war crimes at the Nuremberg trials.
1944 World_War_II

World War II: The SBS launches a raid against the garrison of Santorini in Greece.

World War II, or the Second World War, was a global conflict between two coalitions: the Allies and the Axis powers. Nearly all of the world's countries participated, with many engaging in total war on an unprecedented scale. World War II was the deadliest conflict in history, causing the deaths of 60 to 75 million people, a majority of whom were civilians. Millions died as a result of massacres, starvation, disease, and genocides including the Holocaust. After the Allied victory, Germany, Austria, Japan, and Korea were occupied, and German and Japanese leaders were tried for war crimes.
1953 Winston_Churchill

Winston Churchill is knighted by Queen Elizabeth II.

Sir Winston Leonard Spencer Churchill was a British statesman, military officer, and writer who was Prime Minister of the United Kingdom from 1940 to 1945, during the Second World War, and again from 1951 to 1955. For some 62 of the years between 1900 and 1964, he was a member of Parliament (MP) and represented a total of five constituencies over that time. Ideologically an adherent to economic liberalism and imperialism, he was for most of his career a member of the Conservative Party, which he led from 1940 to 1955. He was a member of the Liberal Party from 1904 to 1924.
1955 Bandung Conference

The Bandung Conference ends: Twenty-nine non-aligned nations of Asia and Africa finish a meeting that condemns colonialism, racism, and the Cold War.

The first large-scale Asian–African or Afro–Asian Conference (Indonesian: Konferensi Asia–Afrika), also known as the Bandung Conference, was a meeting of Asian and African states, most of which were newly independent, which took place on 18–24 April 1955 in Bandung, West Java, Indonesia. The twenty-nine countries that participated represented a total population of 1.5 billion people, 54% of the world's population. The conference was organized by Indonesia, Burma (Myanmar), India, Ceylon (Sri Lanka), and Pakistan and was coordinated by Ruslan Abdulgani, secretary general of the Ministry of Foreign Affairs of the Republic of Indonesia. The conference's stated aims were to promote Afro-Asian economic and cultural cooperation and to oppose colonialism or neocolonialism by any nation. The conference was a step towards the eventual creation of the Non-Aligned Movement (NAM) yet the two initiatives ran in parallel during the 1960s, even coming in confrontation with one another prior to the 2nd Cairo NAM Conference in 1964. In 2005, on the 50th anniversary of the original conference, leaders from Asian and African countries met in Jakarta and Bandung to launch the New Asian–African Strategic Partnership (NAASP). They pledged to promote political, economic, and cultural cooperation between the two continents.
1957 Suez_Crisis

Suez Crisis: The Suez Canal is reopened following the introduction of UNEF peacekeepers to the region.

The Suez Crisis, also known as the second Arab–Israeli war, the Tripartite Aggression in the Arab world and the Sinai War in Israel, was a British–French–Israeli invasion of Egypt in 1956. Israel invaded on 29 October, with the primary objective of re-opening the Straits of Tiran and the Gulf of Aqaba as the recent tightening of the eight-year-long Egyptian blockade further prevented Israeli passage. After issuing a joint ultimatum for a ceasefire, the United Kingdom and France joined the Israelis on 31 October, seeking to depose Egyptian president Gamal Abdel Nasser and regain control of the Suez Canal, which Nasser had nationalised earlier in the year.
1963 Princess_Alexandra_of_Kent

Marriage of Princess Alexandra of Kent to Angus Ogilvy at Westminster Abbey in London.

Princess Alexandra, The Honourable Lady Ogilvy, is a member of the British royal family. She is the only daughter of Prince George, Duke of Kent, and Princess Marina of Greece and Denmark, the only living granddaughter of George V, a niece of Edward VIII and George VI, and a first cousin of Elizabeth II. Alexandra's mother was also a first cousin of Prince Philip, Duke of Edinburgh, consort of Elizabeth II, making her both a second cousin and first cousin once removed of Charles III.
1965 Dominican Civil War

Civil war breaks out in the Dominican Republic when Colonel Francisco Caamaño overthrows the triumvirate that had been in power since the coup d'état against Juan Bosch.

Fixing the highly biased "Rebel" derogatory and missguiding term to their Constitutionalist faction name. The Dominican Civil War (Spanish: Guerra Civil Dominicana), also known as the April Revolution (Spanish: Revolución de Abril), took place between April 24 and September 3, 1965, in Santo Domingo, Dominican Republic. It started when civilian and military supporters of the overthrown democratically elected president Juan Bosch ousted the militarily-installed president Donald Reid Cabral from office. The second coup prompted General Elías Wessin y Wessin to organize elements of the military loyal to the dictator Reid ("loyalists") and launch an armed campaign against the constitutionalist faction. Allegations of communist support for the constitutionalists led to a United States invasion (codenamed Operation Power Pack), which later became an Organization of American States occupation of the country by the Inter-American Peace Force. Although ostensibly neutral, U.S. civilian and military leaders deployed troops in a way that aided the anti-Bosch forces. In 1966, Bosch lost the presidential election to Joaquín Balaguer. Foreign troops left later that year.
1967 Astronaut

Cosmonaut Vladimir Komarov dies in Soyuz 1 when its parachute fails to open.

He is the first human to die during a space mission.
An astronaut is a person trained, equipped, and deployed by a human spaceflight program to serve as a commander or crew member of a spacecraft. Although generally reserved for professional space travelers, the term is sometimes applied to anyone who travels into space, including scientists, politicians, journalists, and space tourists. In the United States, it is a designated term used by three agencies: NASA, the FAA, and the military. The term is also used for people who are trained to fly in a spacecraft after passing certain training courses, regardless of their experience of space travel.
1967 Vietnam_War

Vietnam War: American General William Westmoreland says in a news conference that the enemy had "gained support in the United States that gives him hope that he can win politically that which he cannot win militarily".

The Vietnam War was an armed conflict in Vietnam, Laos, and Cambodia fought between North Vietnam and South Vietnam and their allies. North Vietnam was supported by the Soviet Union and China, while South Vietnam was supported by the United States and other anti-communist nations. The conflict was the second of the Indochina wars and a proxy war of the Cold War. The Vietnam War was one of the postcolonial wars of national liberation, a theater in the Cold War, and a civil war, with civil warfare a defining feature from the outset. Direct US military involvement escalated from 1965 until US forces were withdrawn in 1973. The fighting spilled into the Laotian and Cambodian civil wars, which ended with all three countries becoming communist in 1975.
1970 Dong_Fang_Hong_1

China launches Dong Fang Hong I, becoming the fifth nation to put an object into orbit using its own booster.

Dong Fang Hong 1, in the western world also known as China 1 or PRC 1, was the first space satellite of the People's Republic of China (PRC), launched successfully on 24 April 1970 as part of the Dongfanghong program. It was a part of the "Two Bombs, One Satellite" program. At 173 kg (381 lb), it was heavier than the first satellites of other countries. The satellite carried a radio transmitter which broadcast the then de facto national anthem of the same name. The broadcast lasted for 20 days while in orbit.
1970 The_Gambia

The Gambia becomes a republic within the Commonwealth of Nations, with Dawda Jawara as its first President.

The Gambia, officially the Republic of The Gambia, is a country in West Africa. Geographically, the Gambia is the smallest country in continental Africa; it is bounded by Senegal on all sides except for the western part, which is bordered by the Atlantic Ocean.
1980 Operation_Eagle_Claw

Eight U.S.

servicemen die in Operation Eagle Claw as they attempt to end the Iran hostage crisis.
Operation Eagle Claw was a failed United States Department of Defense attempt to rescue 52 embassy staff held captive by Revolutionary Iran on 24 April 1980. It was ordered by U.S. president Jimmy Carter after the staff were seized at the Embassy of the United States, Tehran. The operation, one of Delta Force's first, encountered many obstacles and failures and was subsequently aborted. Eight helicopters were sent to the first staging area in Great Salt Desert called Desert One, but only five arrived in operational condition. One had encountered hydraulic problems, another was caught in a sand storm, and the third showed signs of a cracked rotor blade. During the operational planning, it was decided that the mission would be aborted if fewer than six helicopters remained operational upon arrival at the Desert One site, despite only four being absolutely necessary. The field commanders advised President Carter to abort the mission, which he did.
1990 STS-31

STS-31: The Hubble Space Telescope is launched from the Space Shuttle Discovery.

STS-31 was the 35th mission of NASA's Space Shuttle program and the tenth flight of the Space Shuttle Discovery. The primary purpose of this mission was the deployment of the Hubble Space Telescope (HST) into low Earth orbit. Discovery lifted off from Launch Complex 39B on April 24, 1990, from Kennedy Space Center, Florida.
1990 Gruinard_Island

Gruinard Island, Scotland, is officially declared free of the anthrax disease after 48 years of quarantine.

Gruinard Island is a small, oval-shaped Scottish island approximately two kilometres long by one kilometre wide, located in Gruinard Bay, about halfway between Gairloch and Ullapool. At its closest point to the mainland, it is about one kilometre offshore. In 1942, the island became a sacrifice zone, and was dangerous for all mammals after military experiments with the anthrax bacterium, until it was decontaminated in 1990.
1993 Provisional_Irish_Republican_Army

An IRA bomb devastates the Bishopsgate area of London.

The Provisional Irish Republican Army, officially known as the Irish Republican Army and informally known as the Provos, was an Irish republican paramilitary force that sought to end British rule in Northern Ireland, facilitate Irish reunification and bring about an independent socialist republic, which would encompass all of Ireland. It was the most active republican paramilitary group during the Troubles. It argued that the all-island Irish Republic continued to exist, and it saw itself as that state's army, the sole legitimate successor to the original IRA from the Irish War of Independence. It was designated a terrorist organisation in the United Kingdom and an unlawful organisation in the Republic of Ireland, both of whose authority it rejected.
1994 Douglas_DC-3

A Douglas DC-3 ditches in Botany Bay after takeoff from Sydney Airport.

All 25 people on board survive.
The Douglas DC-3 is a propeller-driven airliner that was manufactured by the Douglas Aircraft Company. It had a lasting effect on the airline industry from the 1930s through World War II. It was developed as a larger, improved, 14-bed sleeper version of the Douglas DC-2. It is a low-wing metal monoplane with conventional landing gear, powered by two radial piston engines of 1,000–1,200 hp (750–890 kW). Although the DC-3s originally built for civil service had the Wright R-1820 Cyclone, later civilian DC-3s used the Pratt & Whitney R-1830 Twin Wasp engine. The DC-3 has a cruising speed of 207 mph (333 km/h), a capacity of 21 to 32 passengers or 6,000 lb (2,700 kg) of cargo, and a range of 1,500 mi (2,400 km); it can operate from short runways.
1996 Antiterrorism_and_Effective_Death_Penalty_Act_of_1996

In the United States, the Antiterrorism and Effective Death Penalty Act of 1996 is passed into law.

The Antiterrorism and Effective Death Penalty Act of 1996 (AEDPA), Pub. L. 104–132 (text) (PDF), 110 Stat. 1214, enacted April 24, 1996, was introduced to the United States Congress in April 1995 as a Senate Bill. The bill was passed with broad bipartisan support by Congress in response to the 1995 Oklahoma City bombing. It was signed into law by President Bill Clinton.
2004

The United States lifts economic sanctions imposed on Libya 18 years previously, as a reward for its cooperation in eliminating weapons of mass destruction.

Economic sanctions or embargoes are commercial and financial penalties applied by states or institutions against states, groups, or individuals. Economic sanctions are a form of coercion that attempts to get an actor to change its behavior through disruption in economic exchange. Sanctions can be intended to compel or deter.
2005 Cardinal_(Catholic_Church)

Cardinal Joseph Ratzinger is inaugurated as the 265th Pope of the Catholic Church taking the name Pope Benedict XVI.

A cardinal is a senior member of the clergy of the Catholic Church. As titular members of the clergy of the Diocese of Rome, they serve as advisors to the pope, who is the bishop of Rome and the visible head of the worldwide Catholic Church. Cardinals are chosen and formally created by the pope, and typically hold the title for life. Collectively, they constitute the College of Cardinals. The most solemn responsibility of the cardinals is to elect a new pope in a conclave when the Holy See is vacant. With a few historical exceptions, popes are elected from among the College of Cardinals.
2006 2006_Dahab_bombings

Bombings in the Egyptian resort city of Dahab kill 23 people and injure about 80.

Three bomb attacks on the Egyptian resort city of Dahab, in the Sinai Peninsula, took place on 24 April 2006. The resort town is popular with Western tourists and Egyptians alike during the holiday season.
2011 WikiLeaks

WikiLeaks starts publishing the Guantanamo Bay files leak.

WikiLeaks is a non-profit media organisation and publisher of leaked documents. It is funded by donations and media partnerships. It has published classified documents and other media provided by anonymous sources. It was founded in 2006 by Julian Assange. Kristinn Hrafnsson is its editor-in-chief. Its website states that it has released more than ten million documents and associated analyses. WikiLeaks' most recent publication of original documents was in 2019, and its most recent publication was in 2021. From November 2022, numerous documents on the organisation's website became inaccessible. In 2023, Assange said that WikiLeaks was no longer able to publish due to his imprisonment and the effect that US government surveillance and WikiLeaks' funding restrictions were having on potential whistleblowers.
2013 Rana_Plaza_collapse

A building collapses near Dhaka, Bangladesh, killing 1,134 people and injuring about 2,500 others.

The Rana Plaza collapse occurred on 24 April 2013 in Savar Upazila, near Dhaka, Bangladesh, when the nine-story Rana Plaza commercial building collapsed due to a structural failure. The search for survivors lasted for 19 days and ended on 13 May 2013, with a confirmed death toll of 1,134. Approximately 2,500 injured people were rescued from the building. It is considered to be one of the deadliest structural failures in modern human history, as well as the deadliest garment-factory disaster in history, and is the deadliest industrial accident in the history of Bangladesh. Amnesty International called it "the most shocking recent example of business-related human rights abuse."
2013

Violence in Bachu County, Kashgar Prefecture, of China's Xinjiang results in death of 21 people.

On 24 April 2013, ethnic clashes occurred in Marelbeshi (Bachu), Xinjiang, China. The violence left at least 21 people dead, including 15 police and officials.
2025 2025_Nantes_school_stabbing

A mass stabbing at a school in Nantes, France, leaves one person dead and three others wounded.

On 24 April 2025, a teenage girl was killed and three students were wounded in a mass stabbing at a private secondary school, Our Lady of All Helps High School in Nantes, Loire-Atlantique, France. The suspected attacker was a 15-year-old male student and was arrested by law enforcement at the scene, after being restrained by a teacher.

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