More than 700 Colorado Territory militiamen attacked a village of Arapaho and Cheyenne, killing 133 people, including 105 women and children in 1864. The incident is known as the Sand Creek Massacre. The Meiji Constitution, establishing a constitutional monarchy in Japan, went into effect in 1890. King Tutankhamen's tomb was opened to the public in 1922. And in 1972, Atari unleashed Pong on an unsuspecting world.
Born today: Gaetano Donizetti (1797-1848), C.S. Lewis (1898-1963), Madeleine L'Engle (1918-2007), Jacques Chirac (1932), John Mayall (1933), Kasey Keller (1969) and Ryan Giggs (1973).