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The Mexican American War ended and what ended the war was the Treaty of Guadalupe Hidalgo.
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Compromise of 1850, New Mexico a territory of the United States.
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Kit Carson defeat the Navajos, who are then they are forced to do the Long Walk to Bosque Redondo.
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The San Carlos Indian reservation is founded in southeastern Arizona; thousands of Apaches will be forced to relocate to this distant location far from their homeland.
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The Atchison, Topeka, and Santa Fe Railroad builds the first tracks into New Mexico.
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New Mexico proves they're loyalty to the U.S. by serving in the Spanish-American War especially as members of a cavalry unit known as the Rough Riders.
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Arizona voters reject a plan to enter the Union as single state with New Mexico.
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New Mexico achieves statehood at last.
