This was the time when Islam started spreading through Africa and those who resisted it and fought wars against Islamic conquerors would be enslaved and sold. Europeans also started participating in this slave trade and would buy numerous slaves from the Arabs who would enslave their prisoners of war and who often traded with Europeans.
Answer:
the growth and development of urban centers
Explanation:
D or C but probably D because America is a free country lol.
First quotation was by Adolf Hitler and the second quotation is in our Declaration Of Independence, as far as Sparta or Athens I'm not too sure
The Kansas Nebraska Act lead to the Civil War because it set motion events that led directly to the conflict over slavery.