It was 'The Great Migration.'
"The Great Migration<span> was the movement of 6 million African-Americans out of the rural Southern United States to the urban Northeast, Midwest, and West that occurred between 1910 and 1970."</span>
Answer:
B). False
Explanation:
John C. Calhoun advocated states' rights as a means of preserving slavery in the South
It mught give some extra events some more background events stuff that happened that they did not know bout