Which of the following did the United States gain as a result of the Mexican-American war?

Group of answer choices

North Dakota

Oregon

Washington

Nevada

D

Explanation:

The war officially ended with the February 2, 1848, signing in Mexico of the Treaty of Guadalupe Hidalgo. The treaty added an additional 525,000 square miles to United States territory, including the land that makes up all or parts of present-day Arizona, California, Colorado, Nevada, New Mexico, Utah and Wyoming.

answer; ///i believe its (b); ///the president will sign it or veto the check first good luck

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;