The correct answer to the question is:
b. defend Western Europe from Soviet aggression and communism
NATO, the North Atlantic Treaty Organization, was formed in 1949 with the primary goal of defending Western Europe from Soviet aggression and the spread of communism during the Cold War. It was a collective defense alliance among North American and European countries to ensure mutual security and stability in the face of potential threats from the Soviet Union. NATO members agreed to come to the aid of any member country that was attacked, promoting peace and deterrence against potential adversaries.
