New Mexico Territory

The Territory of New Mexico was an organized incorporated territory of the United States that existed (with varying boundaries) from September 9, 1850, until January 6, 1912, when the remaining extent of the territory was admitted to the Union as the State of New Mexico, making it the longest-lived organized incorporated territory of the United States, lasting approximately 62 years.

 References 

David L. Caffey, Chasing the Santa Fe Ring: Power and Privilege in Territorial New Mexico. Albuquerque, NM: University of New Mexico Press, 2014.

Category:1850 establishments in the United States
Category:1850s establishments in New Mexico Territory
Category:1910s disestablishments in the United States
Category:1912 disestablishments
Category:Former territories of the United States
Category:History of Arizona
Category:History of Colorado
Category:History of Nevada
Category:History of New Mexico