What was the secession of the southerner states?

These states, the 13, were like this because of states rights and slavery issues/belifs.

Explanation:

This was an affect of the civil war era.

ideology

explanation:

classical republicanism, also known as civic humanism, is a form of republicanism  developed in the renaissance inspired by the governmental forms and writings of  classical  antiquity, especially such  classical  writers as aristotle, polybius, and cicero.