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texas congress accepts u.s.a offer to become part of their country.
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presidint polk sends john slidell with instructions to buy new mexico and california.
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taylor's army marches south to the mexican border to secure it.
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polk recives taylor's letter asking the US congress to declare war. congress aproves $10 million and 50,000 volunteers for the war effort.
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taylor's army invades and captures the city of monterrey.
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The successful attack on Chapultepec Castle on September 13, 1847, was the final blow to the Mexican defense and precipitated the collapse of General Antonio Lopez de Santa Anna’s defensive line.
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The Treaty of Guadalupe Hidalgo is the peace treaty that ended the U.S mexican war.
