On This Day in History

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Events, birthdays and milestones for any date — sourced from Wikipedia.

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A new history article is published every day covering one significant event from the past. Each post explores the causes, key figures, immediate impact, and the legacy that still resonates in the world today.

Why Was the 1816 Treaty of St. Louis Signed in Missouri?
August 24, 2026

Why Was the 1816 Treaty of St. Louis Signed in Missouri?

William Clark and the Council of Three Fires signed the 1816 Treaty of St. Louis at Portage des Sioux, ceding a 20-mile land strip for the future…

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How Did the 2013 Palmasola Prison Riot Unfold?
August 23, 2026

How Did the 2013 Palmasola Prison Riot Unfold?

A riot at Bolivia's Palmasola prison on August 23, 2013, killed 31 people, including an 18-month-old child, after inmates used propane tanks as weapons.

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Why did enslaved Africans revolt in Saint-Domingue in 1791?
August 22, 2026

Why did enslaved Africans revolt in Saint-Domingue in 1791?

Background Slave economy in Saint Domingue Much of Caribbean economic development in the 18th century was contingent on Europeans' demand for sugar.

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How Did the 1991 Soviet Coup Attempt Unfold?
August 21, 2026

How Did the 1991 Soviet Coup Attempt Unfold?

The 1991 Soviet coup attempt collapsed on August 21 after two days of resistance led by Boris Yeltsin and civilian protesters in Moscow.

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How Did the First Air Flight 6560 Unfold?
August 20, 2026

How Did the First Air Flight 6560 Unfold?

First Air Flight 6560 crashed near Resolute Bay, killing 12. Canadian Armed Forces on Operation Nanook exercise assisted in the rescue of three survivors.

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How Did Syncom 3 Enable Live 1964 Tokyo Olympics?
August 19, 2026

How Did Syncom 3 Enable Live 1964 Tokyo Olympics?

Syncom 3 launched in 1964 as the first geostationary satellite. It enabled live TV coverage of the Tokyo Olympics to the US and Europe.

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How Did the 1949 Kemi Strike Unfold?
August 18, 2026

How Did the 1949 Kemi Strike Unfold?

The 1949 Kemi strike began on July 1, 1949, when workers of Kemi Oy in Northern Finland protested a government demand to cut lumber wages by more than…

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How Did the Strathfield Massacre Unfold?
August 17, 2026

How Did the Strathfield Massacre Unfold?

Taxi driver Wade Frankum killed seven people and injured six others in a shooting rampage at Strathfield Plaza in Sydney before committing suicide.

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Why Was the 1816 Treaty of St. Louis Signed in Missouri?

Why Was the 1816 Treaty of St. Louis Signed in Missouri?

William Clark and the Council of Three Fires signed the 1816 Treaty of St. Louis at Portage des Sioux, ceding a 20-mile land strip for the future…

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Ava DuVernay, born on this day

Ava DuVernay

Ava Marie DuVernay is an American filmmaker. She is a recipient of two Primetime Emmy Awards, two NAACP Image Awards, a BAFTA Film Award, and a BAFTA TV Award, as well as a nominee for an Academy Award and Golden Globe.

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Julie Harris, died on this day

Julie Harris

Julia Ann Harris was an American actress. Widely regarded as one of the greatest actresses of the American theater, she earned numerous accolades including a record five Tony Awards for Best Lead Actress in a Play, as well as three Primetime Emmy Awards and a…

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History in 60 Seconds

Short videos covering one significant historical event each, told through archival imagery and narration. A new video goes up every day alongside the daily article.

Why Was the 1816 Treaty of St. Louis Signed in Misso...
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Why Was the 1816 Treaty of St. Louis Signed in Misso...

William Clark and the Council of Three Fires signed the 1816 Treaty of St. Louis at Por...

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How Did the 1991 Soviet Coup Attempt Unfold?
YouTube Shorts

How Did the 1991 Soviet Coup Attempt Unfold?

The 1991 Soviet coup attempt collapsed on August 21 after two days of resistance led by...

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How Did the First Air Flight 6560 Unfold?
YouTube Shorts

How Did the First Air Flight 6560 Unfold?

First Air Flight 6560 crashed near Resolute Bay, killing 12. Canadian Armed Forces on O...

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How Did the 1949 Kemi Strike Unfold?
YouTube Shorts

How Did the 1949 Kemi Strike Unfold?

The 1949 Kemi strike began on July 1, 1949, when workers of Kemi Oy in Northern Finland...

Watch
How Did the Strathfield Massacre Unfold?
YouTube Shorts

How Did the Strathfield Massacre Unfold?

Taxi driver Wade Frankum killed seven people and injured six others in a shooting rampa...

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How did Ub Iwerks create the first color sound cartoon?
YouTube Shorts

How did Ub Iwerks create the first color sound cartoon?

On August 16, 1930, Ub Iwerks released Fiddlesticks, the first color sound cartoon.

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How Did the Haitian Revolution Unfold?
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How Did the Haitian Revolution Unfold?

On August 14, 1791, enslaved people from Saint-Domingue plantations gathered at Bois Ca...

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How Did the Battle Of Lewisham Unfold?
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How Did the Battle Of Lewisham Unfold?

Background In the mid-1970s, New Cross and surrounding areas of South London became the...

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August

On This Day, August 24

  • 2023: Japan officially begins discharging treated radioactive water from the Fukushima Daiichi Nuclear Power Plant into the Pacific Ocean, sparking international concerns and condemnation.
  • 2020: Erin O'Toole is elected leader of the Conservative Party of Canada.
  • 2017: The National Space Agency of Taiwan successfully launches the observation satellite Formosat-5 into space.
  • 2016: An earthquake strikes Central Italy with a magnitude of 6.2, with aftershocks felt as far as Rome and Florence. Around 300 people are killed.
  • 2016: Proxima Centauri b, the closest exoplanet to Earth, is discovered by the European Southern Observatory.

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