James Blaine: “In monarchical governments it has dethroned kings, and in republics it dictates candidates.”

You can use force only to repel an assault on the public property and aid the Courts in the performance of their duty.

And if Congress shall break up the present Union by unconstitutionally putting strife and enmity and armed hostility between different sections of the country, instead of the domestic tranquility which the Constitution was meant to insure…

If it be true that war cannot be declared, nor a system of general hostilities carried on by the Central Government against a State, then it seems to follow that an attempt to do so would be ipso facto an expulsion of such State from the…

All these provisions are made to protect the States, not to authorize an attack by one part of the country upon another; to preserve the peace, and not to plunge them into civil war.