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The United States offers Texas annexation and admission to the Union.
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President Polk sends John Slidell to try and buy Mexican land.
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President Polk orders US military to station itself along the disputed territory's border.
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President Polk declares war on Mexico in 1846.
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Zachary Taylor defeats Santa Ana at Buena Vista despite being outnumbered.
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The US military finally captures and occupies Mexico City after a long fight.
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The Treaty is finally ratified by the Mexican Congress, and the United States succesfully wins the war.