1868: President Andrew Johnson Impeached

On February 24, 1868, Andrew Johnson became the first U.S. president to be impeached; the Senate subsequently acquitted him by a single vote. House Impeaches...

1972: Nixon Leaves for China

On February 17, 1972, President Richard Nixon embarked on a diplomatic mission to normalize relations with the People’s Republic of China. Meeting Sets Stage for...

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...

On This Day: Bodies of Three Civil Rights Workers Discovered in Mississippi

On Aug. 4, 1964, the bodies of missing civil rights volunteers Michael Schwerner, James Chaney and Andrew Goodman were discovered in a dam outside...

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....

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,...

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...

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...

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...