100 miles away from South Korea
The Olmec civilization was located in the lands of what is now known as Mexico. They are known as the first large civilization in the Mexican region.
A foreign policy challenge the US was faced with was the containment of communism in Asia and Europe, effected countries that concerned us more specifically were China, Germany, and later on Cuba. So the challenge was giving aid to countries that were forcefully communist (germany).
D. The reasoning behind this is because Adolfo hitler and Benito Mussolini starting fighting because they both wanted power to take over certain countries .