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conflict between the united stated and Mexico from 1846 to 1848

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The 19th century doctrine or belief that expansion of the us throughout the American continent was both justified and inevitable

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Texas adhibited to the union as the 28 state on December 29, 1845

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Was territorial organic act that created the territories of Kansas and Nebraska

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France controlled the vast stretches of land west of the Mississippi, known as Louisiana, from 1699 until 1762

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The Louisiana was the acquisition of territory of Louisiana by the united state from naphthenic franc in 1803

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passed in 1820, admitted Missouri to the Union as a slave state and Maine as a free state.

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a way of reaching agreement
Was a united state federal legislation that stopped northern attempts to forever prohibit slavery expansion

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Was a package of five separate bills passes by the untied states congress in September 1850 that defused a political confrontation between slaves