Someone that wants to end a cruel act or something that he/she dislikes.
<span>Southern whites feared that freed blacks would seek revenge for past treatment</span>
Answer:
Since the Bill of Rights—the first ten amendments to the Constitution—was adopted in 1791, Congress has passed an additional twenty-three amendments, of which the states have ratified only seventeen. ... Instead of the state legislatures, amendments can be ratified by conventions in three-quarters of the states