American Expansion
Timeline
1785–1860 ∼ The New Frontier
Western lands survey procedures set (1785) / Northwest Ordinance (1787) anticipates 3-5 new states / Napoleon Bonaparte threaten...
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Previous to the Cold War (1945-1991), the leading superpowers of the world were the Soviet Union and the United States. The Cold War, an arms, space, propaganda, and military race between the two sup...
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The most powerful country in the world is without a doubt, the United States of America (USA or the US). By coming into to power in the 20th century due to its advanced technology and prosperous econo...
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American Expansion
