The theory that the states are the final arbiters of the limits of national authority and that each may veto the enforcement of federal laws it determines to be unconstitutional, at least within its own boundaries.
First articulated by Thomas Jefferson,
The Supreme Court, in cases such as Chisholm v. Georgia
Ableman v. Booth
Chisholm v. Georgia
Cohen v. Cowles Media Co.
Cooper v. Aaron
McCulloch v. Maryland
Martin v. Hunter’s Lessee