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U.S. Declares Independence
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U.S. buys Lousiana Territory from France
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Period: to
Lewis and Clark explore the West.
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Indian Removal Act is passed
It legalizes the removal of Native Americans from their land in the East. -
Texas becomes a U.S. state
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Oregon Treaty is signed
Parts of oregon COuntry become U.S. territory. -
Period: to
Mexico and U.S. fight the Mexican War.
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Treaty of Guadalupe Hidalgo is signed.
Mexico gives up California and New Mexico territories to the U.S. Gold is discovered in California. -
Period: to
American Civil War is fought
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The Homestead Act is passed.
Government offers free land to settlers. -
Period: to
Cowboys drive cattle from texas to railroads in the North.
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Period: to
Cowboys drive cattle from Texas to railroads in the North.
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The Transcontinenatal Railroad is completed.
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The U.S. census announces that the western frontier is officially closed.
