Region
United States --
30
United States
25
Japan --
10
China --
8
Japan
7
East Asia --
6
Israel
5
China
4
Israel --
4
Soviet Union --
4
Middle East
3
Middle East --
3
Pakistan
3
Pakistan --
3
Soviet Union
3
Asia
2
Asia --
2
Asia, Southeastern --
2
East Asia
2
Egypt
2
Egypt --
2
Europe --
2
India
2
Indonesia --
2
Palestine --
2
Romania
2
Romania --
2
Taiwan --
2
Africa, South
1
Africa, South --
1
Africa, Western
1
American
1
Arab countries
1
Arab-Israeli conflict --
1
Australia --
1
Brazil --
1
Bulgaria
1
Bulgaria --
1
Cyprus --
1
Czechoslovakia --
1
Developing countries
1
Developing countries --
1
Europe
1
Europe, Eastern --
1
Foreign countries
1
Former Yugoslav republics --
1
Haiti
1
Haiti --
1
Hungary --
1
Indonesia
1
more ...