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Mexico gained it's independence from spain using the treaty of Cordoba
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Stephan Austin who was an emisarie led people to texas and founded bown washington-on-brazos
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Following a 13 day siege, mexican troops under the commnd of President General Antonio Lopez de Santa Anna launched an attack against the alamo mission killing all Texas defenders
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On this day the state of texas formally declared itself as its own little Republic.
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Led by general Sam Houstan, the texan army engaged and defeated President General Antionio Lopez de Santa Anna
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Texians and a flood of volunteers from the United States systematically defeated the small garrisons of Mexican soldiers by mid-December 1835.
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The Texas annexation was the 1845 incorporation into the United States of America of the Republic of Texas, which was admitted to the Union as the 28th state.
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Also known as the mexican war, was an armed conflict between the United States and the Mexican Government. despite the the texas revolution years prior in 1836
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This marked the the end of the war. The treaty added an additional 525,000 square miles to United States territory, including the land that makes up all or parts of present-day Arizona, California, Colorado, Nevada, New Mexico, Utah and Wyoming.
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The Gadsden Purchase is a 29,640-square-mile region of present-day southern Arizona and southwestern New Mexico that was purchased by the United States in a treaty signed on December 30, 1853 by James Gadsden
