The Easter rebellion in Ireland ended with the surrender of Irish nationalists.
American soldiers liberated the Dachau concentration camp.
Japan's Naomi Uemura, traveling by sled dog, became the first person to reach the North Pole alone.
Film director Alfred Hitchcock died at age of 80.
Pitcher Roger Clemens set a major league baseball record by striking out 20 batters in a regular nine-inning game. He repeated his feat in 1996.
A Los Angeles jury acquitted four police officers accused of beating Rodney King. Massive rioting and looting ensued.
The first joint U.S.-Russian space walk was made by Jerry Linenger and Vasily Tsibliyev from space station Mir.