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Events on Thursday 3 February 1870 1
1870Fifteenth Amendment RatifiedUS Constitution bars racial discrimination in votingThe Fifteenth Amendment to the United States Constitution was ratified on 3 February 1870, prohibiting federal and state governments from denying citizens the right to vote based on race, color, or previous condition of servitude. It was the last of the three Reconstruction amendments following the Civil War. Enforcement would remain contested for nearly a century.