Respuesta :

What led to the outbreak of the bloodiest conflict in the history of North America? A common explanation is that the Civil War was fought over the moral issue of slavery. In fact, it was the economics of slavery and political control of that system that was central to the conflict.

Answer:

Expansion and protection of Slavery is the main one.

Explanation:

See the south wanted to keep their slaves.. After all, the south's entire economy was built opon them. Slaves made the cotton industry boom so they could not just free them