The main reason was the South wanted to preserve slavery. The North wanted to abolish it. If you want some other reasons than slavery, let me know, and I will do my best to add more to this answer.
Answer:
3) All people should have the right to choose their leaders.
Explanation:
This is the statement that best reflects what John Locke believed should be a right of all people. In this passage, Locke tells us that all people should have the right to choose their leaders. He states that this is absolutely necessary for a well-ordered society, as no government can expect obedience from a people who have not consented to it.
England, France, The United States, and Russia.