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The Monroe doctrine is issued by James Monroe
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America wanted to expand the country through imperialism
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America buys Alaska from Russia for $7.2million
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Cuba rebelled against Spain
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America builds a naval base at Pearl Harbor in Hawaii
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America annexed Hawaii and it joins the U.S.
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U.S.S Maine explodes in Cuba and the Spanish-American War started
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The U.S. and Spain meet in Paris and form a treaty
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The Phillipine-American war starts
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The Boxer rebellion kills hundreds of European missionaries in China
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Teddy Roosevelt goes into office as the U.S. president
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The Platt Amendment Starts between the U.S. and Cuba
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The Phillipine-American war ends and the Phillipines become independent
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Panama gains independence from Columbia with the help of the U.S.
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Panama Canal opens
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The U.S. grants Puerto Rico citizenship