International diplomacy and a changing global economy did not bring about the fall of the Iron Curtain. Radio did, and it was mightier than the sword. Based on first-hand interviews and documents from the Central Committee of the Soviet Communist Party, Michael Nelson shows that Western radio -- principally, the British Broadcasting Corporation, Radio Free Europe, Radio Liberty, and the Voice of America -- were unrivaled forces in the fight against communism and the fall of the Iron Curtain. It was a propaganda war in which the Communists had few radio listeners in the West. They did...