As the southern states are succeeding, Lincoln begins his journey to Washington, D.C., but encounters fierce enemies along the way.

In 1743, Thomas Jefferson was born to one of the most powerful families in the most powerful of Britain's 13 North American colonies.

After retiring as general of the Continental Army in 1783, the future president wrote a letter called “Circular to the States” in which he shared his vision of how America and its citizens could succeed or fail in the years to come.

Twenty-three days before his assassination, JFK signed his final bill: the Community Mental Health Act, funding local mental health care.