In its history the United States has gone through many different eras each with its own policy. During the era of expansion the policy was one of cleaning house and starting over in the top levels of government. It was also the policy to try and expand the young country's land mass.
containment
The belief that the US should stretch between the Atlantic and Pacific Oceans is known as A. Manifest Destiny. This 19th-century doctrine held that the expansion of the United States across the American continents was both justified and inevitable. It played a significant role in American policy and territorial expansion during that era.
NorthWest Ordinance
so they can trade more and get more policy power
Then the US would have been the aggresser. That is NOT our policy.
Japan took part in the World War while America was in its expansion era
Growth of the railroads
During the 19th century expansion era of the United States, Alaska was essentially ignored. Too much land and resources were available in the lower 48 to bother with the harsh conditions that far north.
laissez-faire
containment
President Harry S. Truman created the Truman Doctrine which called for the policy of containment during the Cold War era.
It became property of the United States.
the Vietnam war
The belief that the US should stretch between the Atlantic and Pacific Oceans is known as A. Manifest Destiny. This 19th-century doctrine held that the expansion of the United States across the American continents was both justified and inevitable. It played a significant role in American policy and territorial expansion during that era.
Containment
During the Monroe administration, US foreign policy was characterized by the Monroe Doctrine of 1823, which asserted that the Western Hemisphere was off-limits to European colonization and intervention. This doctrine aimed to protect newly independent Latin American nations and establish the US as a dominant power in the region. Additionally, the administration focused on territorial expansion and maintaining neutrality in European conflicts, emphasizing American sovereignty and influence. Overall, the Monroe era marked a significant shift towards a more assertive and protective stance in US foreign relations.
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