1893-1976
Eastern Europe
(372) documents
Middle East
-
Central America and Caribbean
North America
1914- 1984
Western Europe
1931- 2022
1911- 1998
May 27, 1971
1979
The agreement specifies the bilateral cooperation in the intelligence field.
May 10, 1979
December 8, 1987
April 1, 1951
Measures for improving the counterintelligence work at the ''Nessebar'' military site.
July 1, 1954
The report elaborates on the achievements of the army counter-intelligence services over a ten-year period—the eradication of reactionary officers conspiracy groups, the training of new recruits, etc.
July 31, 1959
January 16, 1960
February 6, 1963
March 19, 1963