Identify the twentieth-century amendments that deal with voting rights.

The twentieth-century amendments that deal with voting rights are amendment 15, amendment 17, amendment 19, amendment 23, amendment 24, and amendment 26.

Amendment 15 - Right to vote not denied by race: The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of race, color, or previous condition of servitude.

Amendment 17 – Popular Elections of senators:  The only constitutional amendment to do so in a substantial way is the Seventeenth Amendment, which removed from state legislatures the power to choose U.S. Senators and gave that power directly to voters in each state.

Amendment 19 – Women’s Right to vote: The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of sex.

Amendment 23 – Presidential Vote for DC - The Amendment means that residents of the District are able to vote for President and Vice President. Aforementioned to the Amendment, citizens residing in the District could not vote for those offices unless they were accurately registered to vote in one of the States.

Amendment 24 – Elimination of Poll Taxes: The right of citizens of the United States to choose in any main or other election for President or Vice President, for electors for President or Vice President, or for Senator or Representative in Congress, shall not be deprived of or curtailed by the United States or any State by reason of failure to pay poll tax or other tax.

Amendment 26 – Right to vote at 18: The right of citizens of the United States, who are eighteen years of age or older, to vote shall not be denied or curtailed by the United States or by any State on reason of age.

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