In September 1970, militants from the Popular Front for the Liberation of Palestine hijacked five commercial airplanes.
The U.S. and the Soviet Union race to build the hydrogen bomb during the Cold War, thus beginning the nuclear arms race.
Robert E. Lee, the leading Confederate general of the American Civil War, remains a source of fascination and, for some, veneration.
In August 1942 the murder of a young Mexican American man ignited a firestorm in Los Angeles, ultimately sparking brutal race riots.
Dwight D. Eisenhower was one of America's least understood presidents. Part of the award-winning Presidents collection.
Ten years after American troops arrived in South Vietnam, communists seized Saigon in an attack that brought the war to a startling conclusion.