Region
United States --
116
United States
71
Europe --
29
Soviet Union --
25
Japan --
16
Great Britain --
15
Soviet Union
15
United states --
14
Asia, Southeastern --
12
Developing countries --
12
China --
11
Developing countries
11
Germany --
11
Europe
10
Great Britain
10
Africa --
7
Asia --
7
East Asia --
7
Korea (North) --
7
France
6
Germany
6
Islamic countries
6
Islamic countries --
6
Malaysia --
6
Middle East --
6
Russia (Federation) --
6
Asia
5
China
5
Former Soviet republics --
5
France --
5
Korea (South) --
5
Russia
5
East and West
4
Former Soviet republics
4
Korea (North)
4
Middle East
4
Russia (Federation)
4
Russia --
4
World politics --
4
Yugoslavia --
4
Germany (West) --
3
India --
3
Japan
3
Pacific Area
3
Pacific Area --
3
Taiwan
3
Taiwan --
3
Western countries --
3
Afghanistan --
2
Asia, Southeastern
2
more ...