Why were southerners successful in using literacy tests to keep African Americans from voting

The fourteenth amendment how did the action resolve a longstanding conflict in post-civil war america? it defined the process for readmittance of the former confederate states into the united states of america. it ensured the right to vote to all male citizens of the united states, regardless of race, color, or prior servitude. it defined citizenship and related rights for african americans. it abolished slavery in the united states.

Which would make the best heading for this list of notes about the migration of african-americans during the reconstruction era?

How were the lroquois constitution and the mayflower compact similar to each other