[central_va]

If they choose to violate the Constitution while leaving then I guess that would be the result. Their choice

We agree then that the South was not the belligerent party in Civil War; when Lincoln refused the offers of peace, the North became the belligerent party.

[Non-Sequitur]

We agree then that the South was not the belligerent party in Civil War; when Lincoln refused the offers of peace, the North became the belligerent party.

Exactly the opposite. There was no offer of peace, just a demand for surrender. The belligerent party was the South, and the initiation of the conflict their bombardment of Sumter.