Other than the possibility of war with Mexico what other major issue caused the United States to resist annexing Texas?

So that each person will be able to have equal rigts in each c

placeExplanation:  Other than the possibility of war with Mexico what other major issue caused the United States to resist annexing Texas?

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.