Answer:
During Reconstruction, white Southerners had limited governmental power, so they used violence to control African Americans. During Reconstruction, the Freedmen's Bureau recorded all of the assaults and murders of African Americans in the South.
Explanation: does not say how many
Colonialism
Explanation:
They spread knowledge of medicine, mathematics, and other sciences. The hindu-arabic mathematical numerals 0-9 is still used today.
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