Which amendment extended the right to vote to Black men?

The 15th Amendment, ratified in 1870, prohibited denying the right to vote because of race, color, or previous condition of servitude. It extended voting rights to Black men, though discriminatory laws and practices later prevented many from voting. The 19th Amendment extended voting rights to women; the 24th banned poll taxes in federal elections, and the 26th lowered the voting age to 18.

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