Mexican-American War

How did the war begin? When did it start?

Mexico claimed the Nueces River as its northeastern border, while the U.S. claimed the Rio Grande River, and the day that both troops met at the Rio Grande and the Mexican army opened fire, on April 25, 1846, the Mexican American War began. Then it ended in 1848.

How did the war help the United States reach the goal of Manifest Destiny?

Mexico would lose almost half its territory to the U.S., including lands from Texas to California. The war was a key event in American History as it fulfilled its 'manifest destiny', encompassing land from the Atlantic Ocean to the Pacific.

why were some people opposed to the war with mexico?

Northern Whigs feared that war with Mexico would result in the United States gaining new territories in the southwest, which would encourage the expansion of slavery.

what were the causes and effects of the Mexican-American war?

The causes were that the territory(land) disputes Texas Annexation and the effects were that the treaty of Guadalupe Hidalgo Gadsden Purchase Boundaries no longer disputed.

did the united states pay mexico pay Mexico after the war was over?If they did how much?

The united states did actually pay mexico 15 million dollars and to pay off the claims of American citizens against Mexico up to US$5 million.

How did the United States finally win the war?

in 1847, the Americans had captured Mexico City, which made the Mexicans agree to a peace treaty which ceded all of the lands the U.S. had wanted.