The main difference between both nations was their political views. America was and is a capitalist country and as we know has many freedoms. The Soviet Union on the other hand was a Communist country that gave no rights to its citizens. The United States wasn't happy with that. Also, after WWll, the U.S. provided aid to war torn European countries with the Marshall Plan but the Soviet Union hated this because they wanted to take over those countries.
Answer:
Africans played a direct role in the slave trade, kidnapping adults and stealing children for the purpose of selling them, through intermediaries, to Europeans or their agents. Those sold into slavery were usually from a different ethnic group than those who captured them, whether enemies or just neighbors.