In April of 1975, the North Vietnamese Army was closing in on Saigon as South Vietnamese resistance was crumbling. With the clock ticking and the city under fire, 135,000 South Vietnamese managed to escape with help from a number of Americans who took matters into their own hands, engaging in unsanctioned and often makeshift operations in a desperate effort to save as many people as possible.
Ten years after American troops arrived in South Vietnam, communists seized Saigon in an attack that brought the war to a startling conclusion.
Founding father Alexander Hamilton went up against political rival and former vice president Aaron Burr in one of history's most famous duels.
The Alabama governor and presidential candidate promised segregation forever.
The Battle of the Bulge was the biggest and bloodiest single battle American soldiers ever fought.
In the summer of 1940, 10,000 children were sent from wartime Britain to the United States.
During World War II, more than a thousand women signed up to fly with the U.S. military as WASPS.
The story of a Russian immigrant and anarchist who is said to have inspired the assassination of President William McKinley.
In 1960, Francis Gary Powers' U-2 spy plane was shot down over the Soviet Union.