The causes of the great migration include : The violence towards the African American culture and the Jim crow laws.
The effects of the great migration include : The Harlem renaissance and more segregated neighborhood in the North.
Step-by-step explanation:
The Great migration was the migration of the people of the African American population towards the northern side of the United States of America. The violation that happened in the southern part of the country towards the population of African American caused them to migrate towards the Northern parts of the country.
The effect of this was that there was segregated and divided neighborhood in the northern part of the country because of the migration of the African American in huge number towards the north.