President polk was willing to go to war with mexico to
a- acquire new territory in the northwest.
b- further the concept of manifest destiny.
c- protect american settlers from a mexican invasion.
d- ensure the independence of the republic of texas.

  B- Further the concept of Manifest Destiny.

Explanation:

  The phrase Manifest Destiny expressed the philosophy of the United States during the 19th century to expand the territory. The phrase sustained that the U.S. was destined to spread its dominion, democracy, and capitalism throughout all the North American continent.

  I hope this answer helps you.

your mom

now im just trying to get this to 20 characters hope it works hey it works hope it okay bye

probably that america is racist