"The Congress shall have Power . . . To make all Laws which shall be necessary and proper for carrying into Execution the foregoing Powers, and all other Powers vested [granted] by this Constitution in the Government of the United States, or in any Department or Officer thereof. . . ."This section of the United States Constitution was frequently used during the 20th century to(1) expand federal control of interstate commerce(2) reduce the number of federal courts(3) overturn decisions of the electoral college(4) impeach the president