and inhabitants;" and, of course, would not have extended over the territorial possessions of the United States; or, as far as their authority might otherwise extend. It became necessary, therefore, to give them a wider scope; especially after the word, "constitution," was introduced in connection with, "laws of the United States;" as their authority never can extend beyond the limits, to which it is carried by the constitution. As far as this extends, their authority extends; but no further. To give to the constitution and the laws and treaties made in pursuance thereof, a supremacy coextensive with these limits, it became necessary to adopt a more comprehensive expression than that reported by the committee on detail; and, hence, in all probability, the adoption of that substituted by the committee of revision and style — "the supreme law of the land," being deemed the more appropriate.
Such are the limitations imposed on the authority of the constitution, and laws of the United States, and treaties made under their authority, regarded as the supreme law of the land. To carry their supremacy beyond this — and to extend it over the reserved powers, in any form or shape, or through any channel — be it the government itself or any of its departments — would finally destroy the system by consolidating all its powers in the hands of the one or the other.
The limitation of their supremacy, in degree, is not less strongly marked, than it is in extent. While they are supreme, within their sphere, over the constitutions and laws of the several States,—
