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The Mexicans-American war ends with signing of treaty of Guadalupe Hidalgo.
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As part of compromise of 1850, New Mexico becomes a territory of the United States.
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The disastrous reservation at Bosque Redondo is closed as the Navajos sign a new treaty no return to their homeland in northwestern New Mexico.
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San Carlos Indiana reservation is founded in southeastern Arizona; thousands of apaches be forced to relocate to this distant location far from their homeland.
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Sheriff Pat Garrett kills Billy the kid essentially ending Lincoln county war.
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New Mexicans prove loyalty to United States by serving heroically in the Spanish-American war, especially as members of cavalry unit know as rough riders.
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New Mexico achieves statehood at last.
