XXI.

In short, we have one “supreme law” on this point, extending over all the States, and over any other countries (if any others there be) subject to the jurisdiction of the constitution. And when we shall have determined whether that supreme law makes a man property or not, either in Massachusetts or Carolina, we shall have determined it for all other localities, whether States or territories, within which the constitution now is, or ever shall be, the “supreme law.”