Region
United States --
33
United States
27
Soviet Union --
13
Soviet Union
11
United states --
6
Great Britain
5
Great Britain --
5
Developing countries
4
Europe --
4
Developing countries --
3
Europe
3
Middle East
3
Middle East --
3
Afghanistan
2
Afghanistan --
2
Asia, Southeastern
2
Australia --
2
China --
2
India --
2
Indonesia --
2
Turkey
2
Turkey --
2
Africa, Northeast
1
Africa, Northeast --
1
Asia
1
Asia --
1
Asia, Southeastern --
1
Australia
1
China
1
Developing countries - --
1
Egypt
1
Egypt --
1
Ethiopia
1
Ethiopia --
1
Germany
1
Germany --
1
Horn of Africa
1
Horn of Africa --
1
India
1
Latin America --
1
Malaya --
1
Malaysia
1
Malaysia --
1
Northeast Asia --
1
Pakistan
1
Pakistan --
1
Russia (Federation) --
1
Russia(Federation)
1
Russia(Federation) --
1
Russian(Federation)
1
more ...