Abraham Lincoln was plagued by bouts of melancholy and depression throughout his life.

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President Abraham Lincoln presents his vision for America during his Second Inaugural Address, but his life is cut short by an assassin before he can bring it to fruition.

Life masks of Abraham Lincoln taken in 1860 and 1865 reveal the physical changes that the president experienced during four years of war.

Abraham Lincoln devoted intense effort to self-education through reading. His grammar book survives as a testament to this self-made man's pursuit of knowledge.

John Wilkes Booth had unobstructed access to President Lincoln on the night of his assassination at Ford's Theater.

Abraham Lincoln's 1858 "House Divided" speech catapults him into the national consciousness with its bold moral assessment of the future of American slavery.

A stunned nation launches a massive manhunt for President Lincoln's assassin, John Wilkes Booth.