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The Northwest Ordinance was an act of the Congress of the Confederation of the United States; passed on July 13, 1787
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The Louisiana Purchase was a land deal between the United States and France, in which the United States acquired approximately 827,000 miles of land.
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The Lewis and Clark expedition was an expedition to explore the area west of the Mississippi river; led by Lewis and Clark
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The war of 1812 was a military conflict June 18, 1812- February 18, 1815; fought between the United States and Great Britain.
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This is the year in which the United States bought the Florida territory from the Spanish.
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The Missouri Compromise was an effort by Congress to defuse the sectional and political rivalries.
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The Erie Canal is a canal in New York that is part of the East-West, cross-state route of the New York canal system.
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The Indian Removal Act was an act passed by President Andrew Jackson, saying that the Indians should be removed from their land, and moved onto reservations.
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The Mormon Movement is the collection of independent church groups that trace their origins to a Christian Primitivist Movement founded by Joseph Smith.
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The Trail of Tears was the name given to the route that the Indians took when they were forced from their homes, and had to be moved to reservations.
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The Annexation of Texas was the purchase of the territory of Texas from the Spanish.
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The treaty of Guadalupe was a treaty of peace between the United States and the Spanish.
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The oregon territory was purchased/claim in 1848.
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The Gadsden Purchase was the purchase of Gadsden.
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The Kansas-Nebraska Act is the act in which Kansas and Nebraska became states.
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The California Gold Rush was between the years 1848-1855. Gold was found all throughout California and near the borders of surrounding states.
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The Homestead Act was an act to make farming mroe available in the central North America.
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The transcontinental railrpoad was the frist railroad that stretched across the United States.
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The Dawes Act was an act that done something to the United Stes for the better good of expansion.