Region
Soviet Union --
141
Soviet Union
95
United States
39
United States --
35
Developing countries
8
Russia (Federation) --
8
Russia --
8
Europe, Eastern --
7
Europe, Eastern
6
Middle East
6
Middle East --
5
Europe
4
Former Soviet republics --
4
Russia
4
Russia (Federation)
4
Afghanistan --
3
Developing countries --
3
Europe --
3
Great Britain
3
Afghanistan
2
Asia
2
Asia --
2
Asia, Central --
2
China
2
Eastern Europe
2
Israel
2
Israel --
2
Japan
2
Japan --
2
Malaysia
2
South Asia
2
Soviet Union - --
2
United states --
2
Africa
1
Africa --
1
Angola
1
Angola --
1
Asia - --
1
Asia, Southeastern
1
Asia, Southeastern --
1
Austria --
1
Canada
1
China --
1
Cuba
1
Cuba --
1
East Asia --
1
Espionage, America --
1
Former Soviet Republics
1
Former Soviet Republics --
1
Former Soviet republics
1
more ...