Franklin Roosevelt restored hope after the Great Depression and led the nation during World War II. Part of the award-winning Presidents collection.
The first officially formed regiment of northern black soldiers who fought in the Civil War.
During the defining months of the offensive against Germany, American forces faced a moral and strategic dilemma.
The international race to develop biological weapons during the 20th century.
After the Soviet blockade of West Berlin, British and American pilots delivered tons of food and fuel to the German city by airplane for nearly a year.
Robert E. Lee, the leading Confederate general of the American Civil War, remains a source of fascination and, for some, veneration.
In 1960, Francis Gary Powers' U-2 spy plane was shot down over the Soviet Union.
The U.S. and the Soviet Union race to build the hydrogen bomb during the Cold War, thus beginning the nuclear arms race.