After the war, the 13th Amendment  to the U.S. Constitution legally abolished slavery, while the 14th expanded citizenship and the 15th gave voting rights  to formerly enslaved black men.
Poslije rata, trineasti amandman dodan je američkom ustavu ukidajući ropstvo, dok je četrnaesti proširivao građanstvo a petnaesti je dao pravo glasanja prije porobljenim crnim muškarcima.