With the signing of the Emancipation Proclamation, the war merged with the abolitionist cause. The Proclamation had included an unexpected clause: at last, black men could enlist in the armed services of the United States.
For 21 years, Chicago mayor Richard J. Daley ruled the city, building the Sears Tower and O'Hare Airport.
Murderer, martyr, hero - John Brown's violent crusade against slavery would divide the nation and spark the Civil War.
Men and women, black and white, risked their lives to carve an elaborate network of escape routes out of slavery.
Malcolm X, a man who both terrified and inspired, expressed the anger and struggle of black people for freedom in the 1960s.
The young CBS reporter changed his pacifist ideals after reporting on the rise of fascism in Europe during World War II.
The African American jazz composer and bandleader performed regularly at Harlem's Cotton Club, leaving a legacy in music.
The Last Stand, the final act of General George Custer's larger-than-life career, played out on a grand stage with a spellbound public engrossed in the drama. Part of the Wild West collection.
Robert Noyce's invention of the microchip launched the world into the Information Age.