Quotes · Quote card
Quotation from Worcester v. Georgia by Supreme Court of the United States
“This is undoubtedly true, so long as a state court, in the execution of its penal laws, shall not infringe upon the constitution of the United States, or some treaty or law of the union.”
Worcester v. Georgia, Concurrence of Justice McLean (U.S. Reports text (Wikisource))

Justice McLean grants that the Court ordinarily cannot arrest a state's criminal proceedings, then states the exception that applies here.
Citation: "This is undoubtedly true, so long as a state court, in the execution of its penal laws, shall not infringe upon the constitution of the United States, or some treaty or law of the union." — Supreme Court of the United States, Worcester v. Georgia, Concurrence of Justice McLean (U.S. Reports text (Wikisource)). (id worcester-v-georgia-q6)
Portrait: John Marshall by Henry Inman, 1832, Henry Inman, Public domain.
