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President Thomas Jefferson purchased the vast Louisiana Territory from France
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Americans had come to believe in the idea of Manifest Destiny.
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The United States annexed, or took control of, Texas
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The United States gained control of Washington and Oregon after a deal is made with two other countries.
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Mexico gave the United States a vast area that later formed all of California, Utah, and Nevada and parts of Colorado, Arizona, Wyoming, and New Mexico
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An act that would let you claim land if yo lived there for 5 or more years.
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The United States purchased Alaska from Russia for just over $7 million
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First line from the Mississippi River to the Pacific Ocean was completed
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Huge line of silver found in Nevada
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Gold and copper were found in Alaska
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New primary industries developed like mining companies
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Oil in northern Alaska became usable
