Answer: People have the right to change or destroy their government when it does not uphold their end of the social contract.
This is according to the Declaration of Independence, which states:
That to secure these rights, Governments are instituted among Men, deriving their just powers from the consent of the governed, --That whenever any Form of Government becomes destructive of these ends, it is the Right of the People to alter or to abolish it, and to institute new Government
Answer:
The secession of South Carolina was followed by the secession of six more states—Mississippi, ... These eleven states eventually formed the Confederate States of America. ... Four More States Join the Confederacy.