When did the us first claim New Mexico ? A. the Mexican-American war B. the war of 1812 C. the revolutionary war D. the French and Indian war

At the conclusion of The Mexian-American War in 1848

Explanation:

At the same time, the region became more economically dependent on the United States. At the conclusion of the Mexican–American War in 1848, the United States annexed New Mexico as the U.S. New Mexico Territory. It was admitted to the Union as the 47th state on January 6, 1912. (Cited Via Wikipedia & Answers

hi the answer to your question is

to control offices

this sparked alotof controversy more over ending the articles of federation