Final answer:
The answer is Republicans. After the Civil War, Republicans granted voting rights to freedmen and believed in basic human rights for all.
Step-by-step explanation:
The answer to the question is Republicans.
After the Civil War, Republicans, the party of Lincoln, were viewed as the party that had freed the enslaved. They were keen to grant voting rights for freedmen in order to build a new powerful voting bloc. Republicans expanded on their platform of free labor by promoting the belief that all men, black or white, deserved the right to their own labor. They believed in basic human rights for all.