Reconstruction Amendments
The Thirteenth Amendment (proposed and ratified in 1865) abolished slavery. The Fourteenth Amendment (proposed in 1866 and ratified in 1868) created the privileges and immunities clause, applicable to all citizens; and made the due process and equal protection clauses applicable to all persons. The Fifteenth Amendment, (proposed in 1869 and ratified in 1870) prohibits discrimination in voting rights of citizens on the basis of "race, color, or previous condition of servitude."