If I understand your question, the leaders of the confederacy  believed states had the right to secede from the Union.
Ash dieback (Chalara fraxinea) is a fungal disease that affects ash trees.It has spread throughout much of western Europe. The disease causes die back of the tree's crown and infects the vascular system causing blockages.sh dieback (Chalara fraxinea) is a fungal disease that affects ash trees.
The ash would be pretty devastating for the United States, scientists predict. The fallout would include short-term destruction of Midwest agriculture, and rivers and streams would be clogged by gray muck. People living in the Pacific Northwest might also be choking on Yellowstone's fallout.