“The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people.”
Justice Clarence Thomas’ opinion for the Supreme Court in Garland v. Cargill—the “bump stock firearms” case—may be more important for what it does not say than for what it does. On its face, Cargill granted a statutory victory to gun owners. Below that, however, it...