Region
Iran --
4
United States
2
United States --
2
Vietnam --
2
Afghanistan
1
Afghanistan --
1
Africa, Southern
1
Africa, Southern --
1
Caribbean Area --
1
Caribbean area
1
Central America
1
Central America --
1
Eritrea (Ethiopia) --
1
Ethiopia --
1
Europe
1
Europe --
1
Great Britain
1
Great Britain --
1
Iran
1
Near East
1
Near East --
1
Nicaragua --
1
Philippines
1
Philippines --
1
Politics and government --
1
Portugal --
1
Romania --
1
Russia
1
Russia --
1
Vietnam (Demoractic Republic) --
1