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Stephen Austin begins American settlement of Texas.
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Mexico declares independence from Spain.
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Texas declares independence from Mexico
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Mexico defeats Texas at the Battle of Alamo.
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Texas defeats Mexico at the Battle of San Jacinto.
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Texas wins independence from Mexico.
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Texas is official annexed into the United States of America as the 28th state of the Union.
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Treaty of Guadalupe Hidalgo entitles peace between the United States of America and Mexico.
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The United States of America purchases present-day southern Arizona and southwestern New Mexico with the Gadsden Purchase.