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On this date, the United States launched a successful CIA led operation in Guatemala. The United States were able to overthrow Arbenz and preserve economic interest in the area as well as end communism. This event is one of many examples of US intereference in Latin America. This event represents a change in US foreign domincance because the US was able to extend its dominance to Guatemala.
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On this date, the United States officially entered the world war. Partly because of British propoganda, the United States decided to side with the allies. This event represents a change because the United States now extended its foreign policy and removed itself from the isolation in Europe.
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This event marks the United States transitioning to an important role in World War I, sending many troops and support in Europe. This event marks a change in the expansion of the United States because the US took a more dominant role in Europe.
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Following the Japense attack on Pearl Harbor, the United States declared war on Japan and sided with the allies in World War II. This event marks a change in United States presence in the world because the United States now entered a world conflict in which it could show its power.
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The United States navy clashed with the Japanese Navy for four days before winning a decisive victory. This event marks a change in US military growth because the US now had an advantage over their Japanese rivals in the sea.
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On this date, the United States dropped its first nuclear bomb in Hiroshima. This event marks a change in US dominance because the United States got really close to defeating its Japanese counterparts. This successful attack established US technological dominance.
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On this day, the United States dropped its second atomic bomb on Japan. This action led to Japanese surrender to the United States. This event marks a change in United States build up because the United States now defeated its Japanese rivalry and it directly controlled Japanese territory.
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The Marshall plan, initiated by the United States, was made to help aid Western nations. The United States not only did this to establish economic aid, but also to counter Soviet presence in Europe. This event marks a change in America's build up because the United States grew economically from this aid, and it countered its Soviet rivals in Europe.
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Cuba was able to resist agressive American intervention in the area. This event marks a continuity in American dominance over foreign lands because America was not able to dominate Cuba.
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The Vietnamese War resulted to a devastating loss for the US. The United States attempted to overthrow communism in the area by siding with Southern Vietnam, but this action failed, and Vietnam was unified under a single communist government. This event marks a continuity in United States growth because the United States was not able to make gains in Vietnam.
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Between the years 1914 and 2006, the United States grew as a military presence across the world. The changes outweigh the continuities, because the United States slowly spread their military presence rather than isolating itself.