What nation is an oligarchy?

What role did radio free europe play in western countries' cold warstrategy?

Question 2 of 102 pointshow did the protestant reformation impact the european enlightenment? oa. it convinced many europeans that only biblical laws should befollowed.ob. it required christians to sign a social contract with the protestantchurchoc. it created a new christian country with a republican form ofgovernmentd. it led many people to question the idea that a king's power camefrom god.

What was the name of the theory that said that if one country in a region fell to communism, others would surely follow? 1) domino theory 2) arms race 3) brinkmanship 4) containment theory