Dénes Kőnig
Hungarian mathematician and theorist
Contributed significantly to set theory, combinatorics, and graph theory. Developed König's lemma, which is pivotal in various branches of mathematics. Made advancements in the field of infinite combinatorics and co-authored key texts in mathematics education.
Developed König's lemma
Authored 'Theory of Graphs and Its Applications'
Made significant contributions to set theory
Other People Born on September 21st
Antoine Barnave
French politician and orator
Born
September 21st, 1761 264 years ago
Died
1793 233 years ago — 32 years old
Born in 1761, a prominent politician and orator during the French Revolution. Initially a supporter of the Constitutional Assembly, played a key role in the early stages of the revolution. Advocated for constitutional monarchy and sought to appease various factions within the revolutionary movement. Engaged in significant debates that influenced the direction of revolutionary policy. Eventually arrested during the Reign of Terror for opposing radical measures, faced execution in 1793. His political writings and efforts contributed to shaping the revolutionary discourse of the era.
Continue ReadingWale
American rapper and music artist
Born
September 21st, 1984 41 years ago
An influential figure in hip-hop, this artist gained prominence with the release of the mixtape 'Mixtape About Nothing' in 2008. The project drew inspiration from the television show 'Seinfeld' and showcased a blend of storytelling and lyrical prowess. Following this, the debut studio album 'Attention Deficit' released in 2009, featured hits like 'Chillin' and 'World Tour.' The artist achieved commercial success with subsequent albums, particularly 'Ambition' in 2011, which included the hit single 'Lotus Flower Bomb.' Collaborations with prominent artists further established a notable presence in the music industry, including tracks with Rick Ross and J. Cole. An exploration of personal and societal themes defined the artist's work, solidifying a unique place in contemporary hip-hop.
Continue ReadingHeike Kamerlingh Onnes
Physicist; Nobel Prize in Physics 1913
Born
September 21st, 1853 172 years ago
Died
February 21st, 1926 100 years ago — 72 years old
Contributions to the field of physics included research on superconductivity. Discovered the phenomenon of superconductivity in mercury when cooled to a low temperature. Conducted pioneering experiments on low-temperature physics, which had a substantial impact on the development of cryogenics. Held a position as a professor at Leiden University and directed the laboratory for experimental physics there.
Continue ReadingRobert Lebel
Canadian businessman and politician
Born
September 21st, 1905 120 years ago
Died
September 20th, 1999 26 years ago — 93 years old
Contributed to various political and business ventures in Canada. Played a significant role in local governance, including serving in public office. Engaged in economic development initiatives that fostered business growth in the region. Held leadership positions within industry organizations, advocating for the interests of the business community.
Continue ReadingKim Jong-dae
South Korean singer-songwriter and member of EXO
Born
September 21st, 1992 33 years ago
A South Korean singer-songwriter born in 1992 rose to fame as a member of the boy group EXO. The group debuted in 2012 under SM Entertainment and quickly gained popularity both domestically and internationally. In addition to group activities, solo projects included a successful solo album, with the title track showcasing vocal prowess. Collaborations with other artists and participation in soundtracks expanded the musical career. Noteworthy is the involvement in the project group SuperM, a collaboration with other prominent SM artists, which debuted in 2019.
Continue ReadingMonika Merl
German runner with Olympic experience
Born
September 21st, 1979 46 years ago
Competed in athletics, primarily in long-distance running events. Represented Germany in various international competitions including European Championships and Olympic Games. Achieved personal best times in events such as the 5000 meters and the marathon. Known for training rigorously and consistently participating in both national and international tracks.
Continue ReadingOther People Who Died on October 19th
Son House
Blues singer-songwriter and guitarist
Born
March 21st, 1902 124 years ago
Died
October 19th, 1988 37 years ago — 86 years old
Born in 1902, this artist played a significant role in the development of the Delta blues genre. He began performing in the 1920s and gained recognition for his emotional vocal style and slide guitar technique. His recordings, including 'Death Letter Blues' and 'Preachin' the Blues', became influential in shaping blues music and inspired future musicians. After a period away from music, a revival in the 1960s brought renewed attention, with performances at festivals and clubs. His contributions to music were recognized through various accolades and he remains a pivotal figure in American music history.
Continue ReadingLu Xun
Chinese author and essayist
Born
September 25th, 1881 144 years ago
Died
October 19th, 1936 89 years ago — 55 years old
An influential figure in modern Chinese literature, this individual contributed significantly to the critique of traditional Chinese society through literature. Primarily wrote short stories, essays, and critiques that reflected social issues and the struggles of the Chinese people during the early 20th century. Works often included themes of personal and national identity, as well as cultural criticism. Lu Xun's writing style merged realism with an acute sense of social consciousness, which resonated deeply among readers. Influential in shaping the New Culture Movement, emphasized the need for cultural reform in a rapidly changing China. Played a critical role in inspiring subsequent generations of writers and thinkers.
Continue ReadingEdna St. Vincent Millay
Poet and playwright, won Pulitzer Prize
Born
February 22nd, 1892 134 years ago
Died
October 19th, 1950 75 years ago — 58 years old
Born in 1892, this American poet and playwright gained prominence in the early 20th century. Celebrated for her lyrical poetry, she often explored themes of love, nature, and feminism. The poem collection 'A Few Figs from Thistles' showcased her bold style and independence. In 1923, she received the Pulitzer Prize for Poetry for her work 'The Ballad of the Harp-Weaver', which vividly depicted emotional depth and beauty. Engaging in social issues, she supported various progressive causes throughout her career.
Continue ReadingHermann Lang
Race Car Driver, 1939 German Grand Prix Winner
Born
April 6th, 1909 117 years ago
Died
October 19th, 1987 38 years ago — 78 years old
Born in 1909, a German race car driver who competed in the pre-war era and achieved significant success in motorsport. Primarily raced for Mercedes-Benz and made his mark in Grand Prix racing during the late 1930s. Notably won the 1939 German Grand Prix at the Nürburgring, showcasing exceptional skill and speed. His career was interrupted by World War II, after which he returned to racing but did not achieve the same level of prominence. Continued to be involved in motorsport as a test driver and was highly regarded within the racing community until his death in 2009.
Continue ReadingLuís I of Portugal
King of Portugal and the Algarves
Born
October 31st, 1838 187 years ago
Died
October 19th, 1889 136 years ago — 50 years old
Reign spanned from 1861 to 1889, overseeing significant political and social changes in Portugal. Focused on modernizing the Portuguese economy and infrastructure, particularly in transportation and communications. Engaged in efforts to stabilize the monarchy during a time of political turmoil, including a series of constitutional crises and revolutions. Actively involved in cultural and scientific initiatives, promoting the arts and supporting the establishment of more educational institutions.
Continue ReadingIsham Jones
American saxophonist and bandleader
Born
January 31st, 1894 132 years ago
Died
October 19th, 1956 69 years ago — 62 years old
An American saxophonist, composer, and bandleader contributed significantly to the big band era in music. Founded the Isham Jones Orchestra, which became a prominent ensemble during the 1920s and 1930s. Composed several popular songs that remain standards in the jazz repertoire. His most famous piece, "On the Alamo," was widely covered and appreciated in the music community.
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