Which of these ended the Mexican-American War? A. The Manifest Destiny Treaty
B. The Treaty of Guadalupe Hidalgo
C. The War of Texas Independence
D. The Battle of Mexico City

The answer is B

Explanation: The Treaty of Guadalupe Hidalgo, signed on February 2, 1848, ended the Mexican-American War in favor of the United States. The war had begun almost two years earlier, in May 1846, over a territorial dispute involving Texas.