Now if you could complete your education and investigate why they seceded. Which by the way, the Founding Fathers provided for.
I never claimed slaver was the cause of the Civil War. Slavery was the issue that drove secession. The Confederate Government started a Civil war by firing on a Federal fort. Exactly which article of the Constitution of the United States provides a method for a state to legally withdraw from the Union. No legal theory, provide the exact language in the Constitution, if you can.