Which is the BEST example of the concept of a "satellite state"? A) the Japanese invasion of Manchuria
B) the Warsaw Pact of the Cold War era
C) the United Nations and the creation of NATO
D) the occupation of Germany and the Berlin Airlift
E) the invasion of South Korea by communist forces in 1950​

The best example of a "satellite state" is;

B) The Warsaw Pact of the Cold War era

Explanation:

A satellite state is an independent country whose economy, politics, and defense is being controlled or influenced from another country

The Warsaw Pact of the Cold War era is a treaty signed for the collective defense of eight Eastern bloc countries dominated by the USSR such that all the military forces of the countries signatory to the treaty are controlled by the ministry of defense's First Deputy of the USSR, similarly a First Deputy Chief of General Staff of the USSR was the Chief of Combined Staff of the United Armed Forces

The member countries of the Warsaw Pact included Albania, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, Romania, Soviet Union