Answer:
One of the main arguments used to support US military involvement in Vietnam was the fear that if Vietnam fell to communism, other nations in Southeast Asia could as well.
Answer:
It resulted in taller buildings, changing the look of big cities.
Explanation:
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The main reason why America's ties with the Allies were stronger than the ties with the Central Powers was because of economic reasons. The Allies purchased large amounts of weapons and war goods from the United States. Germany was developing its own weapons thus it didn't enlist for American supplies.
The Mexican-American War was in the period 1846-1848. The main causes of the Mexican-American War were mainfest destiny (Americans believed that thye have the right to expand westward and conquer territory despite the rights of the indigenous people already living on that land), westward expansion, economics, and slavery
Copper was discovered by an officer of the spanish army in 1800.