The Thirteenth Amendment to the Constitution says: "Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States, or any place subject to their jurisdiction." The Thirteenth Amendment was passed on December 18, 1865 and abolished slavery, the Fourteenth amendment proposed passed on July 28, 1868, and granted citizenship to people once enslaved, and the Fifteenth Amendment passed on February 3, 1870, which guaranteed black men the right to vote.
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