1903 - Plenary power

       In American constitutional law, plenary power is the absolute, or unlimited, power that has been granted to a body of government.  click here for more

       "The assignment of plenary power to one body divests all other governmental bodies from sharing that power.  As an example, the Commerce Clause of the Constitution gives Congress absolute power over interstate commerce.  Consequently, the U.S. Supreme Court has repeatedly ruled that states may not pass laws that challenge or affect interstate commerce unless they are given permission by Congress. click here for more

       In a famous 20th century legal case cited as Lone Wolf, the U.S. Supreme Court recognized Congress as having plenary power over all matters involving Native Americans.