Answer:
After the 14th amendment, African people were granted with the right to obtain equal protection under the law and the right to vote during the election.
But, most of the states still made active efforts to limit the representation that African Americans have within the government.
For example, most southerns states require its people to pass literacy test before they can vote. These tests disqualified majority of African Americans to vote since most of them did not receive proper education during their slavery.