President Richard Nixon and Henry Kissinger initiated a secret diplomatic breakthrough with Mao Tse-tung that shocked and changed the world.
Robert Noyce's invention of the microchip launched the world into the Information Age.
American comandante William Morgan went to Cuba to help Fidel Castro return the country to a democracy. Instead, four years later, he was executed.
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.
Malcolm X, a man who both terrified and inspired, expressed the anger and struggle of black people for freedom in the 1960s.
A great playwright's turbulent story, from childhood through the years of his Nobel Prize-winning career to his lonely, painful death.
In 1897, Arctic explorer Robert Peary caused a sensation when he returned from Greenland with five Eskimos.