This group of amendments illustrates the progress of American voting rights as protected by the Constitution. Of this group, the 13th, 14th, 15th and 19th Amendments were passed by Congress and ratified by the States and can also be found in Amendments to the Constitution. Of the two versions of the Equal Rights Amendment listed last, the first did not pass Congress and the second passed Congress but failed ratification by the States.
Article XIII Section 1 (1865) Thirteenth Amendment
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.
Article XIV Section 1-2 (1868) Fourteenth Amendment
Sec. 1. All persons born or naturalized in the United States, and subject to the jurisdiction thereof, are citizens of the United States and of the State wherein they reside. No State shall make or enforce any law which shall abridge the privileges or immunities of citizens of the United States; nor shall any State deprive any person of life, liberty, or property, without due process of law; nor deny to any person within its jurisdiction the equal protection of the laws.
Sec. 2. Representatives shall be appointed among the several States according to their respective numbers, counting the whole number of persons in each State, excluding Indians not taxed. But when the right to vote at any election for the choice of electors for President and Vice-President of the United States, Representatives in Congress, the executive and judicial officer of any State, to support the Constitution of the United States, is denied to any of the male inhabitants of such State, being twenty-one years of age, and citizens of the United States, or in any way abridged, except for participation in rebellion, or other crime, the basis of representation therein shall be reduced in the proportion which the number of such male citizens shall bear to the whole number of male citizens twenty-one years of age in such State .
Article XV (1870) Fifteenth Amendment
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
Article XIX (1920) Nineteenth Amendment
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
Equal Rights Amendment (1923)
Men and women shall have equal rights throughout the United States and every place subject to its jurisdiction.
Equal Rights Amendment (1972-1977)
Equality of rights under the law shall not be denied or abridged by the United States or by any state on account of sex.