sovereign citizen

noun2

1. •
   A member of a loose movement of Americans, Canadians and Australians who consider themselves answerable only to their own particular interpretation of the common law, and not subject to any government statutes or proceedings.

   • There are “homeschoolers (Christian and otherwise), sovereign citizens, weed lovers, and Hillary haters”; domestic abusers, science-deniers, conspiracy theorists, and, above all, addicts. — 2022
2. •
   [in the plural] The body politic of a nation.