Answer:
The main cause, and most important factor of the civil war was slavery. Slavery caused the Civil War because they were being treated unfairly by the South. The North did not like that they were being treated so unfairy. It was a very important factor because the south had been using their slaves to aid the war effort.
Explanation:
(blm:))
Air need to be broad to help u think
It got much bigger and the air quality got better.
The reasons are that Rehoboam attempted to continue his father, Solomon's unwise policy of swinging taxes and then arrogantly increased them when the Israelites complained. In a very short time, the Israelites rebelled and split from Israel, forming their own kingdom called Israel.