ON FEB. 20, 2003, a fire sparked by pyrotechnics broke out during a concert by the group Great White at The Station nightclub in West Warwick, R.I., killing 100 people and injuring about 200 others.
In 1792, President George Washington signed an act creating the United States Post Office Department.
In 1862, William Wallace Lincoln, the 11-year-old son of President Abraham Lincoln and first lady Mary Todd Lincoln, died at the White House, apparently of typhoid fever.
In 1907, President Theodore Roosevelt signed an immigration act which excluded "idiots, imbeciles, feebleminded persons, epileptics, insane persons" from being admitted to the United States.
In 1942, Lt. Edward "Butch" O'Hare became the U.S. Navy's first flying ace of World War II by shooting down five Japanese bombers while defending the aircraft carrier USS Lexington in the South Pacific.
In 1950, the U.S. Supreme Court, in United States v. Rabinowitz, ruled 5-3 that authorities making a lawful arrest did not need a warrant to search and seize evidence in an area that was in the "immediate and complete control" of the suspect.
In 1962, astronaut John Glenn became the first American to orbit the Earth as he flew aboard Project Mercury's Friendship 7 spacecraft, which circled the globe three times in a flight lasting 4 hours, 55 minutes and 23 seconds before splashing down safely in the Atlantic Ocean 800 miles southeast of Bermuda.
In 1965, America's Ranger 8 spacecraft crashed on the moon, as planned, after sending back thousands of pictures of the lunar surface.
In 1971, the National Emergency Warning Center in Colorado erroneously ordered U.S. radio and TV stations off the air; some stations heeded the alert, which was not lifted for about 40 minutes.
In 1987, a bomb left by Unabomber Ted Kaczynski exploded behind a computer store in Salt Lake City, seriously injuring store owner Gary Wright.