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.
In North America, the emerald ash borer has been found to attack and kill all North American species of ash (Fraxinus spp.). The mountain ash (Sorbus spp.) is not related to ash trees and the insect does not attack that tree.