The Reconstruction Amendments, or the Civil War Amendments, are the Thirteenth, Fourteenth, and Fifteenth Amendments to the United States Constitution, adopted between 1865 and 1870. The amendments were a part of the implementation of the Reconstruction of the American South which occurred after the Civil War.

Explain in detail what each of the Reconstruction Amendments said and established.

1. Thirteenth Amendment (1865): The Thirteenth Amendment abolished slavery and involuntary servitude, except as punishment for a crime. It was passed by Congress on January 31, 1865, and ratified by the required number of states on December 6, 1865. The main purpose of this amendment was to ensure that slavery would never again exist in the United States.

2. Fourteenth Amendment (1868): The Fourteenth Amendment granted citizenship to all persons born or naturalized in the United States, including former slaves, and guaranteed them equal protection under the law. It also prohibited states from denying any person within their jurisdiction the equal protection of the laws or depriving them of life, liberty, or property without due process of law. The Fourteenth Amendment was ratified on July 9, 1868, and has been used to apply the Bill of Rights to the states, protect the rights of individuals, and establish the principle of equal protection.

3. Fifteenth Amendment (1870): The Fifteenth Amendment prohibits the denial of the right to vote based on race, color, or previous condition of servitude. It was ratified on February 3, 1870, and was aimed at ensuring that African Americans could not be denied the right to vote. Despite its passage, African Americans still faced significant obstacles, such as literacy tests and poll taxes, in exercising their right to vote.

Together, these three amendments, known as the Reconstruction Amendments, were designed to ensure that the rights of African Americans were protected and that the principles of equality and liberty were upheld. They laid the foundation for future civil rights legislation and continue to have a significant impact on the legal and political landscape of the United States.