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Documents

April 26, 1949

Secret Daily Information Bulletin for the Prime Minister Georgi Dimitrov, communicated from Sofia to Moscow

The Ministry of Foreign Affairs and the Ministry of the Internal Affairs create an informational bulletin on the domestic political developments.

November 28, 1945

Beria’s Cover Memo to Stalin on Niels Bohr

Memo to Stalin discussing Beria’s efforts to obtain information from physicist Niels Bohr about development of the atomic bomb.

December 1945

Kurchatov’s Evaluation of Niels Bohr's Questioning

Evaluation by the scientific director of the Soviet nuclear project, Igor Kurchatov, of the interview with Niels Bohr.

November 28, 1945

The Interrogation of Niels Bohr

At the end of October 1945 two NDVD employees of the “S” Department for atomic intelligence activities were sent to Denmark to establish contact and speak with Niels Bohr. They managed to meet Bohr at his institute twice, on 14 and 16 November 1945, and obtained answers to 22 questions on constructing a nuclear reactor and the atomic bomb.

November 14, 1984

Protocol resulting from discussions between the Interior Ministry of the Czechoslovak Socialist Republic and the KGB of the Soviet Union

Both parties discuss the detection of and preparation for a surprise nuclear rocket attack by the USA on socialist countries, the intentions of the main hostile countries- the USA, other NATO countries, the People’s Republic of China- and cooperation to fight ideological diversion from hostile countries and emigrant populations. The two also agree to economic, tourism and cultural exchanges.

February 10, 1972

Protocol on cooperation and joint action between the Soviet KGB and border guards and border troops of the Czechoslovak Socialist Republic regarding the inhibition of terroristic and hostile actions in international aviation

The parties agree to exchange information regarding the assurance of safety in civil aviation and the prevention of terrorist and other hostile acts. Plans are laid to coordinate steps for ensuring safety in airports in the Soviet Union and the Czechoslovak Socialist Republic that are open for international flights and for flights between the two countries. All parties agree to exchange information on international, scientific and technical themes which interest the parties and raise the safety level of civil aviation transport.

October 25, 1985

Cooperative plan between the Interior Ministry of the Czechoslovak Socialist Republic and the Soviet KGB for the summer of 1986-1990

This agreement acknowledges the alleged use of post as a method used by subversives to act against the Czechoslovak Socialist Republic and the Soviet Union. Both parties agree to exchange information after evaluating the effectiveness of their work in this area and plan to prolong the existing cooperative agreement.

November 15, 1965

Letter from Angel Solakov to V.Semichastni on Acquired Materials from the Italian Embassy in Sofia

State Security Committee Chief, Solakov, forwards to Moscow materials acquired by Bulgarian secret agents from the Italian embassy building. Among the documents are code books and classified correspondence with Rome.

September 8, 1979

Bulgarian Intelligence Analysis of US-Greek Relations

A report on the state of bilateral relations with emphasis on military co-operation and the US mediation of the Greco-Turkish disputes.

June 28, 1971

Information #549 KGB with Request to Use Bulgarian Academic Institute as an Undercover Location

Pagination