The Cold War Practice Test

A historian writes: “The Prague Spring of 1968 tested the limits of reform within the Soviet bloc; Moscow accepted economic adjustments but rejected any move toward independent foreign policy or competitive politics.” Which doctrine or policy most closely reflected this stance?

A historian summarizes early Cold War Europe as follows: “Between 1947 and 1955, the United States used the Marshall Plan and NATO to stabilize capitalist democracies, while the Soviet Union tightened control through communist parties, economic integration, and coercion, culminating in crises such as the Berlin Blockade and the suppression of dissent in Eastern Europe.” Which development best supports the historian’s claim about Soviet consolidation?