Which treaty ended the United States' war with Mexico in 18487

Explanation:

The Treaty of Guadalupe Hidalgo (Tratado de Guadalupe Hidalgo in Spanish), officially titled the Treaty of Peace, Friendship, Limits and Settlement between the United States of America and the Mexican Republic, is the peace treaty that was signed on February 2, 1848, in the Villa de Guadalupe Hidalgo (now a neighborhood of Mexico City) between the United States and Mexico that ended the Mexican–American War (1846–1848). The treaty was ratified by the United States on March 10 and by Mexico on May 19. The ratifications were exchanged on May 30, and the treaty was proclaimed on July 4, 1848.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.