The answer is; renegotiate the initial agreement.
<em>Sorry if I am wrong, in advance, I hope this helped! :)</em>
The Annexation of Texas, the Mexican-American War, and the Treaty of Guadalupe-Hidalgo, 1845–1848. ... Accordingly, while the United States extended diplomatic recognition to Texas, it took no further action concerning annexation until 1844, when President John Tyler restarted negotiations with the Republic of Texas.
Answer:
Madison explains why the United States government is partly national in character (meaning a government over a consolidation of all the states and the whole of the American people) as well as partly federal (a government over several sovereign states.)
Explanation: