The Fourteenth Amendment made all native-born men and women citizens and guaranteed them equal protection under the law. The 14th Amendment grants equal protection of the law to the American people.Read this summary of the 14th Amendment. The 14th Amendment defines all persons born in the United States as citizens. The Fourteenth Amendment was intended to change all that, with some of the strongest civilrights language in the Constitution. That debate is instructive for several reasons. Rights, and Fourteenth Amendment, 66 TEMPLE L. REV. Process Clause of the 5th Amendment, VeteranS L.J., Winter 2010, at 8. This provision was enacted under the Constitution in the wake of the Civil War to keep people out of office who had previously held federal office. (c) The Fourteenth Amendment requires States to recognize same sex marriages validly performed out of State.