Randy Barnett has recently argued that the individual mandate is unconstitutional because it is an improper regulation under the Necessary and Proper Clause (in conjunction with the Commerce Clause) because it improperly commandeers the people and thereby violates their sovereignty. In this paper, I counter that the argument from sovereignty is unavailing because it is, among other defects, hopelessly ambiguous. The variety of historically attested meanings of sovereignty renders the concept useless for purposes of answering questions of comparative authority, including the authority of the Congress to mandate that individuals purchase health insurance from a private market. There is no analytical help to be had from following the S...