May 31, 1974
Agreement between the Czechoslovak Ministry of the Interior and Soviet Committee of State Security (KGB) to inform each other on internal security situations
Delegates from the Czechoslovak Ministry of the Interior and the Soviet KGB agreed to inform each other on the work of their state security forces, implement steps to frustrate hostile acts in both countries and work mutually on questions of intelligence and counter-intelligence. The KGB agrees to provide aid to the Czechoslovak Ministry of the Interior in preparing cadres and receive Czechoslovak workers for study in its established schools.
August 30, 1976
Cooperative agreement between the Interior Ministry of the Czechoslovak Socialist Republic and the Soviet Union KGB
The Czechoslovak and Soviet security branches agreed to cooperate in the acquisition of documents and the sharing of information on hostile persons. The two parties committed to favorable relations within international organizations and joint counter-intelligence measures, articulating a focus on improving intelligence and counter-intelligence on the U.S. and its allies and China. Both parties vow to assist each other in illegal intelligence work and in the counter-intelligence monitoring of persons working for embassies, international firms or otherwise engaged in economic relations. The Czechoslovaks and Soviets agree to coordinate actions before providing assistance to security programs in developing countries, the Democratic People's Republic of Korea and the Vietnamese Socialist Republic.
October 23, 1981
Cooperative Agreement between the Interior Ministry of the Czechoslovak Socialist Republic and the Soviet KGB for the summer of 1981 - 1985
The two parties consent to assist each other in the surveillance of goods going between the Czechoslovak Socialist Republic and the Soviet Union, letters going between the two countries and from them to capitalist countries, correspondence sent from Czechoslovak or Soviet citizens to people who recently arrived from capitalist countries, the mailing of anti-socialist materials sent through the two nations and mail involving anti-socialist propaganda sent to either country from capitalist countries. Both parties also agree to exchange information on ways subversives use the post to their advantage and how each country’s officials monitor post suspected of containing ideologically injurious material.
December 11, 1981
Cooperative agreement between the state security organs of the Czechoslovak Socialist Republic and the Soviet Union
The parties agree to work together in protecting their soldiers from ideological diversion by anti-socialist agents and to continue exchanging information gathered by military counter-intelligence.