Half of the US would be part of Mexico, Texas was the first Mexican territory to become part of the US so the rest weren't hard to get since Texas was so big. I personally wish Texas would've stayed because if it would've, Mexico, my country, would be as powerful as the US.
BUT NAHHHHHHHHHHHH
The Federalists, led by Alexander Hamilton, were against the purchase of this territory because they wanted the states united by a strong central government, which would be difficult with state so far away.
Answer:
A measure to be maximized in