Encouraged the widespread persecution of slaves and freed blacks, and eventually resulted in the death of nearly two-hundred blacks by the hands of erratic white mobs.

Nathanial "Nat" Turner

Explanation:

Nathanial "Nat" Turner, a black American slave who was born on the 2nd of October, 1800 and died on the 11th of November, 1831. In August 1831, he led a solely effective slave rebellion in America.

Nat's rebellion encouraged the widespread persecution of slaves and freed blacks, and eventually resulted in the death of nearly two-hundred blacks by the hands of erratic white mobs.

He was eventually convicted and executed by hanging.