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  John Tyler signs congressional resolution to annex Texas
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  Texas accepts US resolution to annex Texas
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  Polk asks Zachary Taylor and David Connor to station troops in Corpus Cristi and the Gulf of Mexico
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  Polk sends John Slidell to negotiate with Mexico to buy land, but is rejected
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  polk appeals to Congress to declare war. Congress approves 50,000 soldiers to join the army in an effort to win the war.
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  This battle is won along with the battle of Resaca de la palma, and the mexican army retreats past the rio grande.
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  The battle of monterrey is won in four days, and it helps the US recruit more soldiers
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  Battle of cerro gordo is won, leaving path wide open to mexico city for US troops
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  The US capture mexico city
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  Negotiations finish, the United states gets the mexican cession.