Ten years after American troops arrived in South Vietnam, communists seized Saigon in an attack that brought the war to a startling conclusion.
America's first great songwriter, Stephen Foster, wrote 200 songs but died a penniless alcoholic at 37.
Between 1854 and 1929 more than 100,000 abused or orphaned children were sent by train to the Midwest to begin new lives in foster families.
The evocative stories of teenage hoboes crisscrossing America on trains during the Great Depression.
Roman Catholic priest Father Charles Coughlin used the power of radio to rail against the nation's economic system in the Depression.
The story behind the development of the oral contraceptive that put women in control of birth control.
The U.S. government's response to the Holocaust was slow and fueled by complex social and political factors.
From the Revolutionary War to Operation Desert Storm - newly discovered letters read by celebrity actors tell of courage, longing, and sacrifice.