Because the location of the slave trade centers in the south the slaves were able to provide the labor to produce cotton.
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Answer:
MILITARISM
.Explanation:
The first long-term cause of World War I is militarism. Militarism can best be understood as the buildup or expansion of the ability of a country's military to wage war.
I'm not sure about the first one but the second one is Amudayra
Answer:
Ethnic groups began to gain independence.
Explanation: