[1] Catha v United States , 152 US , at 215
U.S. Code, Title 28 – JUDICIARY AND JUDICIAL PROCEDURE, (Chapter 176) Section 3002 (15) (a, b, & c) THINK ART1, SEC.8, CL17. “The laws of Congress in respect to those matters do not extend into the territorial limits of the states, but have force only in the District of Columbia , and other places that are within the exclusive jurisdiction of the national government.”
[2] …