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Guadalupe Hidalgo Treaty
The Mexican American war ends with the signing of the Treaty of Guadalupe Hidalgo -
New Mexico becomes a territory
As part of the compromise of 1850, New Mexico becomes a territory of the United States -
Glorieta Pass
Confederate troops advance into northern New Mexico but, once defeated at Glorieta Pass, retreat home to Texas -
Lincoln county war
John Tunstall is killed, starting the Lincoln County War -
Railroad expands
The Atchison, Topeka, and Santa Fe railroad builds the first tracks in New Mexico -
New Mexicans prove themselves
New Mexicans proves their loyalty to the Unites States by serving heroically in the Spanish American war -
Voters
Arizona voters reject a plan to enter the Union as a single state with New Mexico -
Statehood
New Mexico achieves statehood at last
