Three centuries of the slave trade had taught Europeans that Africans were inferior, and that helped to justify imperialism in the minds of many Europeans. Even slave abolitionists contributed to this by arguing that Africans had to be "protected" from slavers; i.e. they couldn't take care of themselves.
American discovered that they could grow their own food because of the native americans who taught them how when they arrived here .
Answer:
The civil war.
Explanation:
This is the war that was caused in part by the conflict over slavery.
He said that the US would play a limited role in the league of nations. The US stayed neutral during world war 2
I hope this helps... Sorry if its wrong, im usually good in history
Answer:
A. The fighting between proslavery and antislavery groups in Kansas
