Why did the Mexican-American War cause lingering resentment among Mexicans?

(See explanation)

Explanation:

Because Mexico lost about a half of its original national territory, which represented a great humilliation for the Mexican army and the Mexican government.

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity