The owner of the land didn’t want it anymore and needed money to fight its own battle, allowing the us to purchase a large chunk of land for 12 million!
In a way kinda yes. it all depends on how you look at it.
Answer: The Great Migration. The great migration was an event where millions of African Americans migrated to the north for better living conditions, working conditions jobs, etc.
Answer 2: African Americans were heavily assaulted in the south due to the southern population being extremely racist. People would go out of their way to make fun of a black man, spit on them, and or assault them. (Example: Emmit Til) The Jim Crow Laws were segregation laws which promoted racial activity in the south.
(Hope one of these helped)