Region
United States
United States --
20
Iran
4
Iran --
4
Korea (North)
3
Korea (North) --
3
East Asia
2
Great Britain
2
Soviet Union
2
Soviet Union --
2
China --
1
Former Soviet Republics
1
Former Soviet republics
1
Great Britain --
1
India
1
India --
1
Israel
1
Israel - --
1
Israel --
1
Japan
1
Malaysia
1
North Korea
1
North Korea --
1
Oceania --
1
Ocenia
1
Politics and government --
1
Russia
1
United States. Army
1