Question: what were the four long term causes of the civil war?
Answer: Sectionalism. People felt greater loyalty to by their section-the north,south,or West than to the nation as a whole.
Slavery. ... 
Extension of slavery. ... 
States rights. ... 
Missouri compromise(1820) ... 
Compromise of 1850. ... 
Kansas -Nebraska act 1854) ... 
Birth of the Republican party (1854)