Answer: Great Migration, Jim Crow laws, and racial discrimination after the Civil War.
Explanation:
The oppression African Americans suffered during the Great Migration, which involved the brutal Jim Crow laws and constant racial discrimination led to the development of a black cultural center in Harlem, New York City. Works on literature, music, and art reflected the struggles suffered by the African Americans that migrated from the South to the North.
Explanation: Without something being written down as a law to follow through with people could do whatever they wanted. But Lincoln was smart and he pushed for the 13th amendment so that everyone in the United States was forced to oblige.