May 9 is the 129th day of the year in the Gregorian Calendar (130th in leap years). There are 236 days remaining.

  1. 328 - Athanasius is elected Patriarch bishop of Alexandria.
  2. 1092 - Lincoln Cathedral is consecrated.
  3. 1450 - 'Abd al-Latif Mirza (Timurid monarch) assassinated.
  4. 1502 - Christopher Columbus leaves Spain for his fourth and final journey to the "New World".
  5. 1671 - Thomas Blood, disguised as a clergyman, attempts to steal the Crown Jewels from the Tower of London. He is immediately caught because he is too drunk to run with the loot. He is later condemned to death and then mysteriously pardoned and exiled by King Charles II.
  6. 1726 - Five men arrested during a raid on Mother Clap's molly house in London are executed at Tyburn.
  7. 1868 - The city of Reno, Nevada, is founded.
  8. 1874 - The first horse-drawn omnibus made its début in the city of Mumbai, plying on two routes.
  9. 1887 - Buffalo Bill Cody's Wild West Show opens in London.
  10. 1901 - Australia opens its first parliament in Melbourne.
  11. 1914 - J.T. Hearne becomes the first bowler to take 3000 first-class wickets.
  12. 1915 - World War I: Second Battle of Artois between German and French forces.
  13. 1920 - Polish-Soviet War: The Polish army under General Edward Rydz-Smigly celebrated their capture of Kiev with a victory parade on Khreschatyk.
  14. 1926 - Admiral Richard E. Byrd and Floyd Bennett claim to have flown over the North Pole (later discovery of his diary seems to indicate that this did not happen).
  15. 1927 - The Australian Parliament first convenes in Canberra.
  16. 1936 - Italy formally annexes Ethiopia after taking the capital Addis Ababa on May 5.
  17. 1940 - World War II: The German submarine U-9 sinks French coastal submarine Doris near Den Helder.
  18. 1941 - World War II: The German submarine U-110 is captured by the Royal Navy. On board is the latest Enigma cryptography machine which Allied cryptographers later use to break coded German messages.
  19. 1942 - World War II: Belgrade becomes the first Axis-conquered city to murder or eliminate its Jewish population, largely with the help of Serbian collaborators.
  20. 1942 - Holocaust: German SS murder 588 Jewish residents of the Podolian town of Zinkiv (Khmelnytska oblast, Ukraine). The victims were shot with machine gun in ravine on the order from Gebietskomissar Eggers and Chief of Gendarmerie Busse.
  21. 1945 - World War II: The final German surrender to Marshal Georgy Zhukov at Berlin-Karlshorst is signed by Colonel-General Hans-Jürgen Stumpff as the representative of the Luftwaffe, Field Marshal Wilhelm Keitel as the Chief of Staff of OKW, and Admiral Hans-Georg von Friedeburg as Commander-in-Chief of the Kriegsmarine.
  22. 1945 - World War II: Hermann Göring is captured by the United States Army.
  23. 1945 - World War II: Vidkun Quisling is arrested in Norway.
  24. 1945 - World War II: Red Army enters Prague (capitulation of Nazi occupation troops).
  25. 1945 - World War II: The Soviet Union marks Victory Day.
  26. 1945 - World War II: The Channel Islands are formally liberated by the British.
  27. 1946 - King Victor Emmanuel III of Italy abdicates and is succeeded by Humbert II.
  28. 1949 - Rainier III of Monaco becomes Prince of Monaco.
  29. 1950 - Robert Schuman presents his proposal on the creation of an organized Europe, indispensable to the maintenance of peaceful relations. This proposal, known as the "Schuman declaration", is considered by some people to be the beginning of the creation of what is now the European Union.
  30. 1950 - L. Ron Hubbard publishes his book on Dianetics, entitled "Dianetics: The Modern Science of Mental Health.
  31. 1955 - Cold War: West Germany joins NATO.
  32. 1955 - Sam and Friends debuts on a local U.S. television channel, marking the first television appearance of both Jim Henson and what would become Kermit the Frog and the Muppets.
  33. 1956 - First ascent of Manaslu, the world's eighth-highest mountain.
  34. 1960 - The U.S. Food and Drug Administration approves sale of the birth control pill.
  35. 1965 - Pianist Vladimir Horowitz gave his first public recital since 1953, at Carnegie Hall.
  36. 1970 - Vietnam War: In Washington, D.C., 75,000 to 100,000 war protestors peacefully demonstrate behind a barricaded White House.
  37. 1974 - Watergate Scandal: The United States House of Representatives Judiciary Committee opens formal and public impeachment hearings against President Richard M. Nixon.
  38. 1980 - In Florida, Liberian freighter SS Summit Venture hits the Sunshine Skyway Bridge over Tampa Bay sending 35 people (most in a bus) to a watery death as a 1,400-foot section of the bridge collapses.
  39. 1980 - The first meeting of Pope John Paul II and the Archbishop of Canterbury takes place in Ghana.
  40. 1987 - A Polish LOT Ilyushin IL 62M "Tadeusz Kosciuszko" (SP-LBG). crashes after takeoff in Warsaw, Poland, killing 183 people.
  41. 1988 - The new Australian Parliament House opens in Canberra.
  42. 1992 - At 5:18 a.m. ADT The Westray Mine in Plymouth, Nova Scotia experiences a methane explosion killing all 26 miners who were working.
  43. 1992 - Armenian forces capture Shushi in the Karabakh War, marking a major turning point in that conflict.
  44. 1994 - Nelson Mandela is inaugurated as South Africa's first black president.
  45. 1998 - Dana International, a transsexual Israeli singer wins the Eurovision Song Contest.
  46. 2002 - The 38-day stand-off in the Church of the Nativity in Bethlehem comes to an end when the Palestinians inside agree to have 13 suspected militants among them deported to several different countries.
  47. 2002 - In Kaspiysk, Russia, a remote-controlled bomb explodes during a holiday parade killing 43 and injuring at least 130.
  48. 2004 - Chechen president Akhmad Kadyrov is killed in a landmine bomb blast under a VIP stage during a World War II memorial victory parade in Grozny, Chechnya.
  49. 2004 - The Canadian national team wins the World Ice Hockey Championship in Prague.
  50. 2005 - Cardinal Joseph Ratzinger is selected as the successor of Pope John Paul II.
  51. 2006 - 2 miners, Todd Russell and Brant Webb, were freed after 14 days trapped underground in a goldmine at Beaconsfield, Tasmania, Australia.
  52. 2006 - Estonia ratifies the European Constitution.