Region
United States --
13
United States
8
Japan --
5
Soviet Union --
4
United states --
4
Developing countries
3
Europe --
3
Germany
3
Germany --
3
Foreign countries
2
Great Britain
2
Great Britain --
2
Japan
2
Soviet Union
2
Yugoslavia --
2
Africa, Southern --
1
Asian politics
1
Caribbean Area --
1
Developing countries --
1
East Central Europe
1
Europe, Eastern --
1
France
1
France --
1
Germany (East)
1
Germany (East) --
1
Germany (West)
1
Germany (West) --
1
Persian Gulf Region
1
Persian Gulf Region --
1
Russia
1
Russia (Federation)
1
Russia (Federation) --
1
Russia --
1
South Asia --
1
Spain --
1
United States - --
1
Yugoslavia
1