Economic hardship created by the Great Depression
The answer is slavery. The Republicans were anti-slavery, while the democratic south was pro slavery. Eventually that, and a couple of other things, led to the Civil War.
Sorry if this was a bit late, Brainly had just recommended this question for me to answer, but I hope this helps!
I get the answer anwer is <span>North China Plain</span>
I think the answer for your question is 961,121.
