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Births on April 9

J. Presper Eckert
1919Apr, 9

J. Presper Eckert

J. Presper Eckert, American engineer, invented the ENIAC (d. 1995)
John Adam Presper Eckert Jr. (April 9, 1919 – June 3, 1995) was an American electrical engineer and computer pioneer. With John Mauchly, he designed the first general-purpose electronic digital computer (ENIAC), presented the first course in computing topics (the Moore School Lectures), founded the Eckert–Mauchly Computer Corporation, and designed the first commercial computer in the U.S., the UNIVAC, which incorporated Eckert's invention of the mercury delay-line memory.

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Events on 1919

  • 5Jan

    Nazi Party

    The German Workers' Party, which would become the Nazi Party, is founded.
  • 23Mar

    Italian Fascism

    In Milan, Italy, Benito Mussolini founds his Fascist political movement.
  • 19May

    Turkish War of Independence

    Mustafa Kemal Atatürk lands at Samsun on the Anatolian Black Sea coast, initiating what is later termed the Turkish War of Independence.
  • 29May

    General relativity

    Albert Einstein's theory of general relativity is tested (later confirmed) by Arthur Eddington and Andrew Claude de la Cherois Crommelin.
  • 4Jun

    19th Amendment to the United States Constitution

    Women's rights: The U.S. Congress approves the 19th Amendment to the United States Constitution, which guarantees suffrage to women, and sends it to the U.S. states for ratification.