The women's suffrage movement won the right to vote when the 19th Amendment passed in 1920.
The evolution of rhythm and blues through the careers of singers Ruth Brown and Charles Brown, with contemporary performances by both.
Men and women, black and white, risked their lives to carve an elaborate network of escape routes out of slavery.
The founding father laid the groundwork for the nation's modern economy, including the banking system and Wall Street.
After the stock market crashed in 1929, thousands suffered unemployment and poverty in the Great Depression.
Richard Nixon faced impeachment but also ended the Vietnam War. Part of the award-winning Presidents collection.
In September 1970, militants from the Popular Front for the Liberation of Palestine hijacked five commercial airplanes.
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.