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  the united states decided to fight for the freedom of another nation in exchange for the ability to build and have exclusive access to a canal
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  japan opens its harbors to trade
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  dozens die in a factory fire because the doors were locked to prevent people from leaving work
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  the US purchases Alaska from Russia. at the time it was considered a bad idea
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  puerto rico rebels and America claims it
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  we plant people of power in hawaii's government and threaten to wage war on the tiny nation. wisely the queen surrendered
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  america starts to hate Chinese and other Asian people and blames them for many common issues
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  the boxer rebellion ends
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  the motor giant is born and automobiles hit the mainstream
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  we fight for yet another nations freedom and take it for our own
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  the war in the Philippines ends
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  a huge step in conservation is taken by the progressive president
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  before Roosevelt left office he left the Roosevelt corollary to set some of his ideas in stone
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  the women's suffrage movement is finally successful in getting women the right to vote
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  National Association for the Advancement of Colored People's is created
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  children finally are free from working in harsh conditions and can focus on education
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  industrial workers of America strove to make working conditions safer and more sanitary
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  roosevelt gets the meat inspection act passed
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  president Taft is elected into office
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  mexico starts a civil war and the country is devided
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  woodrow Wilson is elected president of the United States
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  established an income tax or levy from all American citizens
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  allowed Americans to vote directly for senators and senate
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  the canal that would make trade easier was completed
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  foods must be free of contaminants and pass inspection
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  cuba wants to be independent and we help them then take their freedom