Because while their government says they are democratic, they are really fascist or strongmen governments
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Answer:
They will gain more land.
Explanation:
The great migration happened between 1916-1970 and was when 6 million African American were moved out of the Southern United States and to the urban Northwest, Midwest, and west
Actually, the civil war make their relationship became much worse.
Because of the civil war, the ally has to lose a lot of resources for war supplies and equipment. This led to a situation where the allies no longer able to pay the treaties that they promisd to pay to the Sioux, which eventually ended up in conflict between the two group.