Please start with the name or nickname, then at least one sentence about the man or woman's achievement(s).
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Abraham Lincoln.
More than two years before the U.S. War Between the States a.k.a. the Civil War ended, President Lincoln issued the Emancipation Proclamation to free enslaved peoples. It was an executive order that changed the legal status under federal law of 3.5 million enslaved African Americans.
Lincoln is still revered today as The Great Emancipator.
-- cccmedia