<span>It used U-boats to sin ships carrying supplies to Britain</span>
I believe there was a race riot in Chicago in 1919. I hope this helps
Answer:
Both sides of the slavery argument had strong supporters and both disliked the other side. The cultural (social) differences between the North and South also caused conflict and added to sectional differences. In the North, society was much more urban (cities) and industrial while the majority of people were employed.
Explanation:
