It was a lesson Moscow would be taught repeatedly. Starting in the late forties, the United States started beaming radio broadcasts into the USSR and its satellites—the communications equivalent of the Berlin Airlift. A few high-powered broadcasting stations in Western Europe were all it took to shred the informational sovereignty of the Eastern Bloc. The Voice of America and two CIA-backed operations, Radio Free Europe and Radio Liberation (later renamed Radio Liberty), egged on dissenters, incited uprisings, and aired governmental secrets.