Chapter XVIII: Section III: New States and Territories

1. "New States may be admitted by the Congress into this Union; but no new State shall be formed, or erected, within the jurisdiction of any other State; nor any State be formed, by the junction of two or more States, or parts of States, without the consent of the Legislatures of the States concerned, as well as of the Congress."

2. "The Congress shall have power to dispose of and make all needful rules and regulations respecting the territory, or other property, belonging to the United States; and nothing in this Constitution shall be so construed as to prejudice any claims of the United States, or of any particular State."