The best answer is <span>increased as more US troops went to fight in Vietnam.
LBJ's policy of "escalation", sending more troops and resources into Vietnam, started to quickly shift public opinion against the US presence in Vietnam. Although initially considered unpatriotic to protest the war, gradually more and more Americans began to oppose the war. </span>
The two primary empire that existed in the Americas before the arrival of the Europeans were the Inca and the Maya, who existed in Central and South America.
The arrival of the Europeans marked the beginning of the end and both empires were destroyed in a campaign of genocide.
Answer:
Propounded during the second half of the 19th century, the concept of Manifest Destiny held that it was the divinely ordained right of the United States to expand its borders to the Pacific Ocean and beyond.
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