The guess what be The Knights of labor *not sure if this is 100% correct*.
Answer: African Americans were entitled fro the same political rights and opportunities as whites
Slaves in Rome might include prisoners of war, sailors captured and sold by pirates, or slaves bought outside Roman territory. In hard times, it was not uncommon for desperate Roman citizens to raise money by selling their children into slavery.
He was famous for discovering the real orbit of the planets and many others
