Mix and match 13th amendment 14th amendment 15th amendment a. a change to the constitution (1868) granting citizenship to anyone born in the united states and guaranteeing all citizens equal protection of the law. b. a change to the constitution (1865) that abolished slavery in us (made it illegal). c. a change to the constitution (1870) declaring that states cannot deny anyone the right to vote because of race or color, or because the person was a slave.