Which was a major argument in favor of the Mexican War in 1846?

A.
Americans who believed in Manifest Destiny wanted to spread the American way of life.

B.
Mexico claimed U.S. territory in Oregon and years of talks did not settle the issue.

C.
Northern abolitionists supported the war because Mexico had refused to outlaw slavery.

D.
Mexican forces had crossed the California border and killed hundreds of American civilians.



Answer :

"A. Americans who believed in Manifest Destiny wanted to spread the American way of life" is the best option. Manifest Destiny played a major role in many political decisions during this time.

Answer:

Option A

Explanation:

The Annexation of Texas by the unites states angered the Mexican Government. Mexican government never wanted or acknowledged Texas as the Independent state and felt that the United States had no right to take or annex Texas.

In 1946 Border tension between the United States and Mexico increased and which led to the War.