Notable Deaths on August 15

Stephen I, also known as King Saint Stephen, was the last grand prince of the Hungarians between 997 and 1000 or 1001, and the first king of Hungary from 1000 or 1001 until his death in 1038. The year of his birth is uncertain, but many details of his life suggest that he was born in, or after, 975, in Esztergom. He was given the pagan name Vajk at birth, but the date of his baptism is unknown. He was the only son of Grand Prince Géza and his wife, Sarolt, who was descended from a prominent family of gyulas. Although both of his parents were baptized, Stephen was the first member of his family to become a devout Christian. He married Gisela of Bavaria, a scion of the imperial Ottonian dynasty.

Alexios I Komnenos, Latinized as Alexius I Comnenus, was Byzantine emperor from 1081 to 1118. After usurping the imperial office he was faced with a collapsing empire and constant warfare throughout his reign. Alexios was able to curb the Byzantine decline and begin the military, financial, and territorial recovery known as the Komnenian restoration. His appeals to Western Europe for help against the Seljuk Turks were the catalyst that sparked the First Crusade. Although he was not the first emperor of the Komnenian dynasty, it was during his reign that the Komnenos family came to full power and initiated a hereditary succession to the throne.

Clay LaVergne Shaw was an American businessman, military officer, and part-time contact of the Domestic Contact Service (DCS) of the CIA. Shaw is best known for being the only person brought to trial for involvement in the 1963 assassination of John F. Kennedy, due to an investigation led by Jim Garrison, the District Attorney of New Orleans. The jury ultimately acquitted Shaw after less than an hour's deliberation in 1969, though some conspiracy theorists continue to speculate on his possible involvement.

Gerald Wexler was a music journalist turned music producer, and was a major influence on American popular music from the 1950s through the 1980s. He coined the term "rhythm and blues", and was integral in signing and/or producing many of the biggest acts of the time, including Ray Charles, the Allman Brothers, Chris Connor, Aretha Franklin, Led Zeppelin, Wilson Pickett, Dire Straits, Dusty Springfield and Bob Dylan. Wexler was inducted to the Rock and Roll Hall of Fame in 1987 and in 2017 to the National Rhythm & Blues Hall of Fame.

Richard Joseph Rypien was a Canadian professional ice hockey player who was a forward for parts of six seasons in the National Hockey League (NHL) with the Vancouver Canucks from 2005 to 2011. After a major junior career of four years with the Regina Pats of the Western Hockey League (WHL), he was signed to a professional contract by the minor league Manitoba Moose of the American Hockey League (AHL) in 2005. The following season, he signed with the Canucks. He spent six years with the organization, splitting time between the Canucks and Moose, their AHL affiliate. A fourth-line player in the NHL, he was known for his hitting and fighting abilities, though his size was not typical of an enforcer.

Lei Feng, born Lei Zhengxing, was a Chinese soldier in the People's Liberation Army who was the object of several major propaganda campaigns in China. The most well-known of these campaigns in 1963 promoted the slogan "Follow the examples of Comrade Lei Feng." Lei was portrayed as a model citizen, and the masses were encouraged to emulate his selflessness, modesty, and devotion to Mao Zedong. In the following years, Lei Feng was portrayed as a symbol and model of party revolution by both the Chinese Communist Party and Government of China. For decades, he was used to promote the "Learn from Lei Feng as a Model" in the media. Political ideology closely follows the Chinese Communist Party, actively helping others in work and daily life, practicing frugality and thrift, and upholding the socialist spirit of "one for all, all for one" which is known as the Lei Feng spirit. After Mao's death, Chinese state media continued to promote Lei Feng as a model of earnestness and service, and his image still appears in popular forms such as on T-shirts and memorabilia.

Ludwig Prandtl was a German fluid dynamicist, physicist and aerospace scientist. He was a pioneer in the development of rigorous systematic mathematical analyses which he used for underlying the science of aerodynamics, which have come to form the basis of the applied science of aeronautical engineering. In the 1920s, he developed the mathematical basis for the fundamental principles of subsonic aerodynamics in particular; and in general up to and including transonic velocities. His studies identified the boundary layer, thin-airfoils, and lifting-line theories. The Prandtl number was named after him.

Libius Severus, sometimes enumerated as Severus III, was Western Roman emperor from November 19, 461 until his death. A native of Lucania, Severus was the fourth of the so-called "Shadow Emperors" who followed the deposition of the Valentinianic dynasty in 455. He ruled for just under four years, attaining the throne after his predecessor, Majorian, was overthrown by his magister militum, Ricimer. Severus was the first of a series of emperors who were highly dependent on the general, and it is often presumed that Ricimer held most of the de facto power during Severus's reign.

Marich Man Singh Shrestha was a Nepali politician and former Prime Minister of Nepal. He was born in 1942 in Khalanga Bazar, Salyan, Nepal. He served as the Prime Minister of Nepal from 15 June 1986 to 6 April 1990, and is remembered as the last Prime Minister of the Panchayat period and the Prime Minister during the 1989 Indian economic blockade on Nepal. Prior to that, he was the speaker of the Rastriya Panchayat from 1981 to 1985. He is one of the only two non-Khas Prime Ministers of Nepal, both the exceptions having been Newar Shresthas. He is the first Newar to have assumed the full title of the Prime Minister of Nepal, second if Gehendra Bahadur Rajbhandari, who was acknowledged as an Acting Prime Minister, is counted.

Li Yu, before 961 known as Li Congjia (李從嘉), also known as Li Houzhu, was the third ruler of the Southern Tang state during the Five Dynasties and Ten Kingdoms period. He reigned from 961 until 976, when his state was conquered by the Northern Song dynasty. Taken captive to the Song capital Bianjing, Li Yu was given the title Marquis of Disobedience (違命侯), reflecting Emperor Taizu of Song’s resentment over Li’s delayed surrender. In 978 he was executed by poisoning on the orders of Emperor Taizong of Song.

Kateryna Lohvynivna Yushchenko was a Ukrainian computer and information research scientist, corresponding member of USSR Academy of Sciences (1976), and member of The International Academy of Computer Science. She developed one of the world's first high-level languages with indirect address in programming, called the Address programming language. Over the period of her academic career, Yushchenko supervised 47 Ph.D. students. Further professional achievements include Yushchenko being awarded two USSR State Prizes, The USSR Council of Ministers Prize, The Academician Glushkov Prize, and The Order of Princess Olga. Yushchenko was the first woman in the USSR to become a Doctor of Physical and Mathematical Sciences in programming.

Honorius was Roman emperor from 393 to 423. He was the younger son of emperor Theodosius I and his first wife Aelia Flaccilla. After the death of Theodosius in 395, Honorius, under the regency of Stilicho, ruled the western half of the empire while his brother Arcadius ruled the eastern half. His reign over the Western Roman Empire was precarious and chaotic. In 410, Rome was sacked for the first time since the Battle of the Allia almost 800 years prior.

Roland was a Frankish military leader under Charlemagne who became an epic hero and one of the principal figures in the literary cycle known as the Matter of France. The historical Roland was military governor of the Breton March, responsible for defending Francia's frontier against the Bretons. His only historical attestation is in Einhard's Vita Karoli Magni, which notes he was part of the Frankish rearguard killed in retribution by the Basques in Iberia at the Battle of Roncevaux Pass.

Marin Marais was a French composer and viol player of the middle Baroque era. He studied composition with Jean-Baptiste Lully, often conducting his operas, and with the master of the bass viol Monsieur de Sainte-Colombe for six months. In 1676 he was hired as a musician to the royal court of Versailles and was successful there, being appointed in 1679 as ordinaire de la chambre du roy pour la viole, a title he kept until 1725.

Johan Gadolin was a Finnish chemist, physicist and mineralogist. Gadolin discovered a "new earth" containing the first rare-earth compound yttrium, which was later determined to be a chemical element. He is also considered the founder of Finnish chemistry research, as the second holder of the Chair of Chemistry at the Royal Academy of Turku. Gadolin was ennobled for his achievements and awarded the Order of Saint Vladimir and the Order of Saint Anna.

Harry Max Harrison was an American science fiction author, known mostly for his character The Stainless Steel Rat and for his novel Make Room! Make Room! (1966). The latter was the rough basis for the motion picture Soylent Green (1973). Long resident in both Ireland and the United Kingdom, Harrison was involved in the foundation of the Irish Science Fiction Association, and was, with Brian Aldiss, co-president of the Birmingham Science Fiction Group.

Grazia Maria Cosima Damiana Deledda was an Italian writer who received the Nobel Prize for Literature in 1926 "for her idealistically inspired writings which with plastic clarity picture the life on her native island [i.e. Sardinia] and with depth and sympathy deal with human problems in general". She was the first Italian woman to receive the prize, and only the second woman in general after Selma Lagerlöf was awarded hers in 1909.

Emperor Yizong of Tang, né Li Wen, later changed to Li Cui, was an emperor of the Tang dynasty of China. He reigned from 859 to 873. Emperor Yizong was the eldest son of Emperor Xuanzong. After Emperor Xuanzong's death in 859, Emperor Yizong was placed on the throne by the eunuch Wang Zongshi (王宗實), who killed other eunuchs supporting another son of Emperor Xuanzong, Li Zi the Prince of Kui.

Wiley Hardeman Post was an American aviator during the interwar period and the first pilot to fly solo around the world. Known for his work in high-altitude flying, he helped develop one of the first pressure suits and discovered the jet stream. On August 15, 1935, he and American humorist Will Rogers were killed when his aircraft crashed on takeoff from a lagoon near Point Barrow in the Territory of Alaska.