<P> When, therefore, Texas became one of the United States, she entered into an indissoluble relation . All the obligations of perpetual union, and all the guaranties of republican government in the Union, attached at once to the State . The act which consummated her admission into the Union was something more than a compact; it was the incorporation of a new member into the political body . And it was final . The union between Texas and the other States was as complete, as perpetual, and as indissoluble as the union between the original States . There was no place for reconsideration, or revocation, except through revolution, or through consent of the States . </P> <P> 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 . </P> <P> This clause, commonly known as the Property or Territorial Clause, grants Congress the constitutional authority for the management and control of all territories or other property owned by United States . Additionally, the clause also proclaims that nothing contained within the Constitution may be interpreted to harm (prejudice) any claim of the United States, or of any particular State . The exact scope of this clause has long been a matter of debate . </P> <P> The federal government owns about twenty - eight percent of the land in the United States . These holdings include national parks, national forests, recreation areas, wildlife refuges, vast tracts of range and public lands managed by the Bureau of Land Management, reservations held in trust for Native American tribes, military bases, and ordinary federal buildings and installations . Although federal property can be found in every state, the largest concentrations are in the west, where, for example, the federal government owns over eighty percent of the land within Nevada . </P>

How must states regard laws of other states