Answer:
The answer is B - Colfax, Louisiana.
Explanation:
The Colfax Massacre has been described as the bloodiest single instance of racial violence during the Reconstruction era.
The Colfax massacre instructed several lessons, including the lengths some opponents of Reconstruction would go in order to regain their accustomed authority. Among blacks in Louisiana, the incident was long remembered as proof that in any massive confrontation, they stood at a fatal disadvantage.
France and Russia
Their alliance ran from 1892 to 1917, until France isolated themselves diplomatically.
The correct answer is - Slaves.
The West African empires had a tradition of having lot of slaves, usually people that were captives in war. The smaller tribes in West Africa that were ruled by the bigger tribes or empires, were very often treated very badly, and lot of their people were taken as slaves.
When the Europeans saw the potential of the slaves, they rushed to negotiate and buy them off, and for the West African empires it seemed like an easy way to make big profits, so the trade with slaves started. Millions of people were used in the so called Atlantic Slave Trade, most of whom are the descendants of the black populations in the Americas.
The Sand Creek massacre (also known as the Chivington massacre, the Battle of Sand Creek or the massacre of Cheyenne Indians) was an atrocity in the American Indian Wars that occurred on November 29, 1864, when a 700-man force of Colorado Territory militia attacked and destroyed a peaceful village of Cheyenne and Arapaho in southeastern Colorado Territory,(3) killing and mutilating an estimated 70-163 Native Americans, about two-thirds of whom were women and children.