For Abraham Lincoln, relationships mattered. Throughout his life, this lawyer, statesman, friend, husband and father was known to be warmly engaging, open and empathetic. Below, meet the people most important to America’s 16th president, and tap or mouse over the photos to see how they appear in HISTORY Channel’s three-part documentary event “Abraham Lincoln.” Click on a category below or scroll through all.

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Edward Bates photo Edward Bates actor photo

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John Wilkes Booth photo John Wilkes Booth actor photo

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Salmon P. Chase photo Salmon P. Chase actor photo

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Judge David Davis photo Judge David Davis actor photo

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Stephen A. Douglas photo Stephen A. Douglas actor photo

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Frederick Douglass photo Frederick Douglass actor photo

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Ulysses S. Grant photo Ulysses S. Grant actor photo

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John Milton Hay photo John Milton Hay actor photo

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Elizabeth Keckley photo Elizabeth Keckley actress photo

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Mary Todd Lincoln photo Mary Todd Lincoln actress photo

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Robert Lincoln photo Robert Lincoln actor photo
Sally Lincoln photo Sally Lincoln actress photo

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Sarah Bush Lincoln photo Sarah Bush Lincoln actress photo

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Thomas 'Tad' Lincoln photo Thomas 'Tad' Lincoln actor photo

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Thomas Lincoln photo Thomas Lincoln actor photo

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William 'Willie' Lincoln photo

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George B. McClellan photo George B. McClellan actor photo

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George Meade photo George Meade actor photo

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Allan Pinkerton photo Allan Pinkerton actor photo

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William H. Seward photo William H. Seward actor photo

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Joshua Fry Speed photo Joshua Fry Speed actor photo

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Edwin M. Stanton photo Edwin M. Stanton actor photo

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Kate Warne photo Kate Warne actress photo

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© CORBIS/Corbis via Getty Images

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Universal History Archive/Universal Images Group via Getty Images

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Smith Collection/Gado/Getty Images

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Hulton Archive/Getty Images

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Bettmann/Contributor via Getty Images

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Library Of Congress/Getty Images

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Mathew Brady/Stringer via Getty Images

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Donaldson Collection/Contributor via Getty Images

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Universal History Archive/UIG via Getty images

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Photo12/Universal Images Group via Getty Images

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Chicago History Museum/Getty Images

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Mathew Brady/Buyenlarge/Getty Images

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Photo by Library of Congress/Corbis/VCG via Getty Images

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Chicago History Museum, ICHi-075012
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