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The goal of the Lewis and Clark expedition was to discover more information about the geography, people and natural resources. Meriwether Lewis and William Clark lead the expedition
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In 1803 United States purchased miles of territory from france then which became the louisiana purchase.
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In 1836 the Texans fought to become an independent from Mexico and soon after the texans lost at the alamo, texan troops under Sam Houston defeat the mexican forces
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Mexico controlled the territory until 1836 when Texas regained itd independance. IN the year 1845 it joined the United States as the 28th state.
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A war broke out with Mexico because of a border dispute. The war lasted through 1846 to 1848. The war resulted in the US taking control of most of California in 1846
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On February 1848, the U.S. signed a treaty with Mexico which ended the Mexican War. California became the 31st state in september 9,1850
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The U.S. decided that our country was not complete just yet. So we bought it for $10 million
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The territory of Oregon was an organized incorporated territory of the United States that exsisted from August 14,1848, until February 14,1859, when the southwestern portion of the territory was admitted to the union as the state of Oregon
