What was an impact of the Second Great Migration?
It promoted the creation of the United States Census Bureau.
It created a safe way for people to migrate throughout the United States.
It spread Mexican American culture throughout the United States.
It improved economic conditions for millions of African Americans.
The Second Great Migration occurred as a result of more economic and job opportunities in the North, Northeast, and Midwest because of WWII, so many African Americans from the South migrated there.