1989: Exxon Valdez Wreck Causes Massive Oil Spill
On March 24, 1989, the oil tanker Exxon Valdez struck a reef in Alaska’s Prince William Sound, causing 11 million gallons of oil to...
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,...
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: 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...
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...
1923: King Tut’s Tomb Unsealed
On February 16, 1923, King Tutankhamen’s tomb was unsealed and entered by an excavation team led by British archaeologist Howard Carter and financial backer...
1937: President Roosevelt Proposes “Court-Packing” Plan
On February 5, 1937, President Franklin D. Roosevelt presented Congress with legislation intended to manufacture Supreme Court approval for his New Deal.
“Court-Packing” Bill Fails...
1981: John Hinckley Shoots President Reagan and James Brady
On March 30, 1981, President Ronald Reagan was shot in the chest by John Hinckley Jr., a college dropout hoping to impress actress Jodie...
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...
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...









