In this quote from president truman, the "outside pressures" which might attempt to subjugate free peoples are most likely from a) latin america. b) western europe. c) communist powers. d) newly independent african countries.

C) Communist powers.

Explanation:

President  Harry Truman was the US leader of the beginning of the Cold War. The former allied the Soviet Union turned into a bitter rival of the US and the West following the end of the WWII. The Soviet Union had a powerful army and it had control of Eastern Europe. At the time, Western Europe was afraid of Soviet expansion. All of this turned into a world rivalry between two superpowers, and the US, guided by the doctrine of containment, opposed Communist advance around the globe.

i believe the answer is d. it was not uncommon for people to faint or even convulse at these high-energy meetings.