The Fourteenth Amendment, along with the Thirteenth and Fifteenth Amendments, are known as the Reconstruction Amendments. These amendments were meant to clarify aspects of citizenship

The Reconstruction Amendments were adopted in the period following the Civil War to address slavery, citizenship, and voting rights. The Fourteenth Amendment defined national citizenship and equal protection, while the Thirteenth abolished slavery and the Fifteenth prohibited denying the vote based on race. Therefore, the best answer is “after the Civil War.”

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