• 622 – The beginning of the Islamic calendar.
  • 1661 – The first banknotes in Europe are issued by the Swedish bank Stockholms Banco.
  • 1790 – The District of Columbia is established as the capital of the United States after signature of the Residence Act.
  • 1910 – John Robertson Duigan makes the first flight of the Duigan pusher biplane, the first aircraft built in Australia.
  • 1945 - First atomic bomb exploded near Alamogordo, New Mexico.


  • 1969 – Apollo program: Apollo 11, the first mission to land astronauts on the Moon, is launched from the Kennedy Space Center at Cape Kennedy, Florida.
  • 1979 - Saddam Hussein became president of Iraq.