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The Mechanical Reaper was invented by Cyrus Hall McCormick at age 22 in 1831. This invention increased productivity for farmers and therefore increased the crop output.

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This was the cleansing of the Indian people's from the East in 1831 and moved them to less habitable lands west, these were called "reservations." This journey was very dangerous for the Indians and killed many from starvation and other causes.

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The Steel Plow was first invented in 1837 in Grand Detour, Illinois by John Deere. This was revolutionary because the use of this tool was far more efficient and also much more durable. It took far less maintenance for something that increased productivity.

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The famous California Gold Rush started on January 24, 1848 and ended 1855. The Gold Rush brought about 300,000 people from across the world to "strike it rich." It first started due to James W. Marshall at Sutter's Mill in Coloma, California.

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This was the first major discovery of silver ore in the United States in 1859 and it was named after the American miner Henry Comstock and this also virtually ended the California Gold Rush.

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Dates: Apr 12, 1861 – Apr 9, 1865

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The Homestead Act was passed in 1862, which provided 160 acres of land to anyone who wanted land to the West but, the person had to stay on the land for at least 5 years. This gave a motivation to move out west.

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This Railroad was the first railroad to connect the East to the West in the States, it took place between 1863 and 1869. This is important as it allowed safer travel East to West without having to go through month's of travel in dangerous conditions.

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Also known as the US-Dakota War of 1862- 63 was the armed conflict between the Dakota people and the U.S where the tribe stole food and killed over 700 white settlers and U.S soldiers were also killed causing more anger and tension between the relations of the two people's.

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Dates: Dec 8, 1863 – Mar 31, 1877

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The Sand Creek Massacre was the massacre of the Cheyenne people by the U.S Army on November 29, 1864. This is important because it market a turning point in the relations between the Federal Government and Indians.

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This Amendment abolished slavery on January 31, 1865

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The Freedman's Bureau provided food, shelter, clothing, medical services, and land to certain Southerners and former slaves, this was established on March 3, 1865

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This Amendment granted citizenship to all people "born or naturalized in the United States," including former enslaved people and granted equal protection. This Amendment was passed on June 8, 1866

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The first person who technically used barbed wire was Lucien B. Smith in 1867 of Kent, Ohio. Lucien was regarded as the inventor of this product. This product is important because it allowed you to border your lands compared to other lands.

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This was the U.S Government's last major attempt to find peace between the Native Americans the United States, this was tried in 1867 and 1868. This failed however as this relied on pressuring the Native Americans.

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This Amendment granted the right to vote for African Americans and this was passed on February 26, 1869

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The Battle of Little Big Horn also known as the Battle of the Greasy Grass and also referred as Custer's Last Stand. This battle resulted in the defeat of U.S forces and marked a bit of a turning point for the U.S as we basically started our campaign against the Indians. It happened in 1876.