A. Explain the development of post-World War II American foreign policy in the era 1945-1965. What challenges did the country face abroad? What was the general doctrine? What key principles and institutions were established? How (if?) did this represent a change from American foreign policy before 1941?

American Foreign policy before WWII was isolation and neutrality, but with WWII it changed. Firstly, The United States had a long history of avoiding sendind its troops abroad. However, in accepting the realities of the post-World War II world, in which traditional powers like Great Britain or France were no longer strong enough to police the globe, the USA realised there needs to be change from isolation to active engagement. Although