Committee on Human Rights in the USSR International Institute of Human Rights. It also became a member of the International Institute of Law. The Committee was kept under constant surveillance by the KGB. Head of the KGB Yuri Andropov wrote in a report to the Central Committee of 1 March 1973: "The anti-social activities of the so-called Human Rights Committee decreased in 1972 as a result of measures taken by the KGB. These measures included compromising Chalidze's reputation, stripping him of Soviet citizenship [during his visit to the United States], and inciting disagreement and dissension among the Committee's members and sympathisers, which led to Tverdokhlebov's resignation." According
KGB internal subversion and possible revolutionary plots in the Soviet Bloc. In supporting those Communist governments, the KGB was instrumental in crushing the Hungarian Revolution of 1956, and the Prague Spring of "Socialism with a Human Face", in 1968 Czechoslovakia. During the Hungarian revolt, KGB chairman Ivan Serov personally supervised the post-invasion "normalization" of the country. In consequence, KGB monitored the satellite state populations for occurrences of "harmful attitudes" and "hostile acts;" yet, stopping the Prague Spring, deposing a nationalist Communist government, was its greatest achievement. The KGB prepared the Red Army's route by infiltrating to Czechoslovakia many illegal residents disguised