1836: Santa Anna Launches Siege on the Alamo

On February 23, 1836, Mexican General Santa Anna began a siege against nearly 200 Texan rebels stationed inside the Alamo. He launched an assault...

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...

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,...

1964: The Beatles Arrive in New York

On February 7, 1964, the Beatles were greeted by thousands of screaming fans as they landed at John F. Kennedy Airport in New York...

1995: Aum Shinrikyo Cult Releases Nerve Gas on Tokyo Subway

On March 20, 1995, members of the Aum Shinrikyo cult released poisonous sarin gas on five Tokyo subway trains, killing 12 and injuring thousands. Poisonous...

1960: South African Police Open Fire on Crowd in Sharpeville Massacre

On March 21, 1960, South African police fired into a crowd of black protesters who had surrounded a police station in Sharpeville, killing 69...

1964: Jimmy Hoffa Sentenced for Jury Tampering

On March 12, 1964, Teamsters leader Jimmy Hoffa was sentenced to eight years in prison for jury tampering. He lost control of the union...

1920: 19th Amendment Gives Women Right to Vote

On Aug. 18, 1920, the 19th Amendment was ratified after decades of struggle by women’s rights advocates, bringing a successful end to the U.S....

1633: Galileo Faces Inquisition

On February 13, 1633, Galileo arrived in Rome to be tried for promoting Copernican theories, such as the revolutionary idea that the Earth orbits...

1773: American Patriots Carry Out Boston Tea Party

On Dec. 16, 1773, members of the Sons of Liberty boarded British ships in Boston Harbor and destroyed their cargo of tea, taking another...