In April 1861, the American Civil War began, reuniting abolitionists who had grown apart in recent years.
From a small-town Texas murder emerged a landmark civil rights case that successfully challenged Jim Crow-style discrimination against Mexican Americans.
America's first great songwriter, Stephen Foster, wrote 200 songs but died a penniless alcoholic at 37.
Clemente was an exceptional baseball player whose career sheds light on larger issues of immigration, civil rights and cultural change.
His stunning triumph at the 1936 Olympic Games captivated the world even as it infuriated the Nazis. Premiering May 1.
America came apart in 1964 and has since been reborn.
Robert Noyce's invention of the microchip launched the world into the Information Age.
An African American civil rights leader, Ida B. Wells was born into slavery before becoming a journalist in Memphis.
Lyndon Johnson pushed progressive programs before the Vietnam War eroded his support. Part of the award-winning Presidents collection.