Question

Which pushed the United States to go to war against Mexico in 1846?
a. Manifest Destiny and a desire to extend slavery into Mexican territory
b. an invasion by the Mexican army into the southwestern United States
c. years of failed negotiations over the disputed Oregon border
d. arguments in favor of war from Abraham Lincoln and others in Congress

Answer 1

I think the answer is B)an invasion by the Mexican army into the southwestern United States

Answer 2

Answer: b. an invasion by the Mexican army into the southwestern United States

Explanation:

Which pushed the United States to go to war against Mexico in 1846?  

b. an invasion by the Mexican army into the southwestern United States

• In the year 1846 US went to war against Mexico because of an invasion by the Mexican army into the southwestern United States known today as South Texas
• Mexico lost fifty-five percent of their territories to US