make rules for the government and regulation of the land and naval forces; to regulate commerce with foreign nations and the Indian tribes; and to exercise exclusive jurisdiction over all places purchased, with the consent of the States, for forts, magazines, dockyards, &c.
There are only two which apply directly to the exterior relations of the States with each other; the power to regulate commerce between them — and to establish post offices and post roads. But there are two others intimately connected with these relations — the one, to establish uniform rules of naturalization, and uniform laws on the subject of bankruptcies, throughout the United States — and the other, to secure, for a limited time, to authors and inventors, the exclusive right to their respective writings and discoveries.
In addition, there is a class which relates to both. They consist of "the power to coin money, regulate the value thereof, and of foreign coins, and to fix the standard of weights and measures — to provide for the punishment of counterfeiting the securities and current coin of the United States; to provide for calling forth the militia, to suppress insurrections and repel invasions; to provide for organizing, arming and disciplining the militia, and for governing such parts of them as may be employed in the service of the United States; reserving to the States, respectively, the appointment of the officers, and the authority of training the militia according to the discipline prescribed by Congress." The two first relate to the power of regulating commerce; and the others,
