During the offensive against Germany, Americans faced a moral and strategic dilemma.
In 1960, Francis Gary Powers' U-2 spy plane was shot down over the Soviet Union.
America's first First Lady defined the role of the President's wife and in the process changed the face of the American presidency.
A civil rights leader in Harlem before entering politics, Powell was one of the most charismatic black leaders of the 20th century.
The remarkable and tragic life of the third Kennedy son, Robert F. Kennedy.
The staggering death tolls of the Civil War permanently altered the character of the republic and the psyche of the American people.
An American Communist family that had fled to Moscow in the late 1920s, return to America in 1935 but can not bring their 5-year-old son.
A president who rose from a broken childhood to become one of the most successful politicians in modern American history, and one of the most complex and conflicted characters to ever stride across the public stage.
Ten years after American troops arrived in South Vietnam, communists seized Saigon in an attack that brought the war to a startling conclusion.