On This Day: United States Drops Atomic Bomb on Hiroshima

On Aug. 6, 1945, U.S. war plane Enola Gay dropped “Little Boy,” a 8,900-pound atomic bomb, on Hiroshima, Japan. Within eight days, Japan surrendered,...

1887: First Groundhog Day Celebrated in Punxsutawney

On February 2, 1887, Punxsutawney, Pennsylvania, celebrated the first official Groundhog Day, a holiday with roots in ancient traditions. The Origins of Groundhog Day On February...

1960: Greensboro Lunch Counter Sit-ins Begin

On February 1, 1960, four black college students refused to leave a lunch counter where they were denied service, sparking a wave of sit-in...

1991: “Birmingham Six” Freed After 16 Years in Prison

On March 14, 1991, six men wrongfully accused of carrying out Irish Republican Army (IRA) bombing attacks on two Birmingham pubs were released after...

1737: First St. Patrick’s Day Celebrated in America

On March 17, 1737, Boston became the first American city to celebrate the feast day of St. Patrick, Ireland’s patron saint. St. Patrick’s Day Comes...

1990: Nelson Mandela Released From Prison

On February 11, 1990, South African President Frederik Willem de Klerk freed anti-apartheid activist Nelson Mandela. Mandela had spent 27 years in prison. Mandela Goes...

1942: Roosevelt Authorizes Internment of Japanese-Americans

On February 19, 1942, President Franklin D. Roosevelt signed Executive Order 9066, which authorized the military to relocate Japanese-Americans from their homes to internment...

1850: Daniel Webster Endorses Compromise of 1850 in 3-Hour Speech

On March 7, 1850, United States nationalist and statesman Daniel Webster delivered a three-hour speech on the issue of states’ rights to permit slavery....

1972: Congress Passes Equal Rights Amendment

On March 22, 1972, the Senate approved the Equal Rights Amendment, which banned discrimination on the basis of sex. The amendment fell three states...