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1830
A movement in which Native Americans were pushed to leave their land. The US government made them move west of the Mississippi.

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1831
Helped harvest crops so it wasn't by hand. Made to process much faster. Invented by Cyrus Hall McCormick and first used in Virginia.

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1837
Made by John Deer in Illinois. A large piece of steel that helped cultivate crops. Didn't break nearly as much as the former wooden plow.

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January 24, 1848
James Marshall found gold in a river and practically overnight many people were coming to California. Many wanted to get rich but few did. Caused California to have a good economy.

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June 1859
Gold and silver found in Nevada. Tons of people left for fortune and went to Virginia City.

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April 12, 1861

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1862
Granted a citizen or intended citizen that never borne arms against the US the possibility to claim certain government land.

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August 1862
In Minnesota, natives took food from the settlers due to their crops failing because of the land they were given.

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December 8, 1863

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November 29, 1864
American soldiers attacked a village in Colorado. Caused damage to the village and added tension to the relationship.

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March 3, 1865
An act to provide clothing, food, housing, and land to former slaves.

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April 9, 1865

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December 6, 1865
Abolished slavery

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1867
The government tried to make peace with these groups. Tried to make agreements between Natives and the United States.

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1868
It was a cheap and easy fencing medium. Helped keep livestock in and certain animals out. Made by Michael Kelly (at least the basic version).

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July 9, 1868
Gave citizenship to former slaves

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May 10, 1869
A railroad that connected east and west coast. Helped Americans and goods go all over the country.

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February 3, 1870
African American Men the right to vote

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June 25, 1876
A battle in Montana with federal troops and some Native American groups. Lots of tension due to the US moving Indians onto new reservations and a victory for the Indians.

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March 31, 1877

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1887
An act that tried to assimilate Natives into American culture. The government intervened with their lives arguably for the worse.