Region
United States --
35
United States
31
China --
13
China
8
Europe
6
Europe --
6
Great Britain
6
Great Britain --
6
Japan --
6
Taiwan --
6
Soviet Union --
4
Taiwan
4
Cambodia --
3
Europe, Eastern
3
Europe, Eastern --
3
India --
3
Indonesia
3
Indonesia --
3
Iran --
3
Latin America --
3
Middle East --
3
Russia (Federation)
3
Russia (Federation) --
3
Soviet Union
3
Syria
3
Syria --
3
Asia, Southeastern --
2
Burma --
2
Central America
2
Central America --
2
East Asia
2
European Union countries --
2
Former Soviet republics
2
Former Soviet republics --
2
Germany
2
Germany --
2
India
2
Iran
2
Israel
2
Israel --
2
Latin America
2
Philippines --
2
United states --
2
Vietnam
2
Vietnam --
2
ASEAN countries
1
ASEAN countries --
1
Afghanistan
1
Afghanistan --
1
Arab-Israeli conflict --
1
more ...