Answer: All of the following limited a citizens right to vote and their political power except: the 15th amendment.
Step-by-step explanation:
The 15th amendment, ratified on February 3rd of 1870, declare that nobody can limit the right to vote for reasons how "race, color, or previous condition of servitude", this was executed after the civil war, giving the opportunity to the Afro-American people for voting, despite that different extremist groups how the Ku Klux Klan and others try to snatch such rights.