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Lewis and Clark left St.Louis, Missouri with 43 other people.
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About 300,000 people came to California after hearing about gold.
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by 1860 industrialization was in place.
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constructed between 1863 to 1869
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Thomas edison opened an "invention factory" where he had a plan to create a minor invention every ten days and a major invention every six months
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written by Upton Sinclair, it revealed the harsh conditions that the meat packaging factory workers had to deal with and the unsanitary processes, leading to full investigation of the meat industry
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cost 146 workers their lives, but it also led to better labor laws.
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declared the production, transport and sale of alcohol illegal.
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That year women across the country voted in their first national election.
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A drought in the great plains forced many farm familys leave their homes and move to the city.
