KGB to find them at home. In 1967, the campaign of this suppression increased under new KGB Chairman Yuri Andropov. After suppressing the Prague Spring, KGB Chairman Andropov established the Fifth Directorate to monitor dissension and eliminate dissenters. He was especially concerned with Aleksandr Solzhenitsyn and Andrei Sakharov, "Public Enemy Number One". Andropov failed to expel Solzhenitsyn before 1974; but did internally exile Sakharov to Gorky in 1980. The KGB failed to prevent Sakharov's collecting his Nobel Peace Prize in 1975, but did prevent Yuri Orlov collecting his Nobel Prize in 1978; Chairman Andropov supervised both operations. KGB dissident-group infiltration featured
Politburo of the Communist Party of the Soviet Union candidate member since 1967). Alexander Shelepin had served as KGB Chairman, but was elected to the Politburo through his work in the Komsomol, while Eduard Shevardnadze, who had served as the Georgian Minister of Internal Affairs until 1972, became a candidate member of the Politburo through his work as First Secretary of the Georgian Communist Party. Similarly in 1973, the Minister of Defense Andrei Grechko was appointed to the Politburo. However, unlike the security sector, the military sector had had representatives in the Politburo since the 8th Politburo (in 1919). Defense ministers who had served in the Politburo are Leon