Whats it called when Massive european conflicts which the US entered after trying to stay out?

Isolationism is a category of foreign policies institutionalized by leaders who assert that nations' best interests are best served by keeping the affairs of other countries at a distance

Extra: Provocation from the Japanese

Larger historical forces eventually brought the United States to the brink of World War II, but the direct and immediate cause that led it to officially entering the war was the Japanese attack on Pearl Harbor.

superior technology and improved medical knowledge to foster imperialism. quinine enabled europeans

to survive tropical diseases and venture into the mosquito-infested interiors of africa and asia. the combination

of the steamboat and the telegraph enabled the western powers to increase their mobility and to quickly respond

to any situations that threatened their dominance. the rapid-fire machine gun also gave them a military advantage

and was in convincing africans and asians to accept western control. the following table summarizes the

causes of the new imperialism:

causes of new imperialism

economic military/political humanitarian/religious technological

need for markets need for military bases white man’s burden new medicine

raw materials national security spread of christianity new weapons

source of investments source of

pride—nationalism

social darwinism

(superiority of western

society)

transportation

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