1954: Puerto Rican Nationalists Launch Assault on U.S. Congress
On March 1, 1954, Puerto Rican nationalists opened fire on the House of Representatives, injuring five congressmen.
Nationalists Attack Congress
Three members of the Puerto Rico...
1962: Soviets Release U-2 Pilot Francis Gary Powers
On February 10, 1962, U-2 spy plane pilot Francis Gary Powers was returned to the United States in a prisoner exchange. Powers had been...
1979: Nuclear Meltdown Occurs at Three Mile Island
On March 28, 1979, the Three Mile Island nuclear power plant experienced a partial meltdown. It was the worst-ever commercial nuclear accident in American history.
Meltdown...
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...
1993: Feds Raid Branch Davidian Compound in Waco
On February 28, 1993, federal agents tried to arrest David Koresh at his Waco, Texas, compound. A gunfight ensued, killing 10 and beginning a...
1962: Cuban Missile Crisis Begins
On Oct. 14, 1962, a United States spy plane spotted missile bases under construction in Cuba, touching off the two-week Cuban Missile Crisis.
Two Weeks...
1960: Earthquake Kills Thousands in Morocco
On February 29, 1960, a magnitude 5.7 earthquake struck Agadir, Morocco. The 15-second event killed thousands and leveled parts of the city.
It was a...
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...
On This Day: President Nixon Resigns
On Aug. 8, 1974, President Richard Nixon, facing impeachment charges for his role in the Watergate Hotel break-in, announced his resignation.
The Watergate Scandal
At 2:30...
1937: Gas Leak Causes New London School Explosion
On March 18, 1937, the worst school disaster in American history occurred when a gas explosion killed nearly 300 schoolchildren in Texas.
Gas Explosion Destroys...










