By the way, states have no rights. States are governments, and governments have no rights. They have powers. Only people have rights. No state has any imagined "right" let alone any power to violate federal law. The Constitution is quite explicitly clear on that point.
Obviously the SOuthern people exercised their right to leave the union, and over 250K of them were killed for it.
We will never agree on this; a good evening to you.