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...
1911: Triangle Shirtwaist Factory Fire Kills 146
On March 25, 1911, a fire at New York City’s crowded, unsafe Triangle Shirtwaist Factory killed 146 workers. Public outrage over the incident galvanized...
1820: The “Mayflower of Liberia” Sets Sail
On February 6, 1820, a ship of freed black slaves set sail from New York for the coast of West Africa, where they would...
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,...
1587: Mary, Queen of Scots Beheaded
On February 8, 1587, Mary I of Scotland was beheaded for her alleged role in a conspiracy against her cousin Queen Elizabeth I of...
1839: Dueling Outlawed in DC
On February 20, 1839, Congress passed legislation barring the practice of dueling in the District of Columbia.
Fatal Duel Between Congressmen Prompts Ban
The passage of...
1872: Susan B. Anthony Votes in Presidential Election
On Nov. 5, 1872, 48 years before the 19th Amendment gave women the right to vote, women’s rights activist Susan B. Anthony and a...
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...
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...
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....










