James Clark McReynolds

“ Surplus Trading Co. v. Cook, 281 U.S. 647, 50 S.Ct. 455, 74 L.Ed. 1091, ruled that land within Arkansas purchased by the United States for military purposes with the state's consent was under their exclusive jurisdiction. Private personal property therein was declared not subject to taxation by the state.
The principle approved in those cases applies here. A state cannot legislate effectively concerning matters beyond her jurisdiction and within territory subject only to control by the United States. ”

“ An executive order of November 6, 1850, dedicated it to public purposes; since then it has been occupied as a military reservation. By Act of March 2, 1897 (St. Cal. 1897, p. 51) , California ceded to the United States exclusive jurisdiction over this area with a proviso: 'That this State reserves the right to serve and execute on said lands all civil process, not incompatible with this cession, and such criminal process as may lawfully issue under the authority of this State against any person or persons charged with crimes committed without said lands.' See United States v. ”