Gebied
United States
47
China
5
Soviet Union
4
Great Britain
3
Cuba
2
East Asia
2
Europe
2
Europe, Eastern
2
Africa
1
Asia
1
Asia, Southeastern
1
Central America
1
Colombia
1
Developing countries
1
Foreign relations
1
Germany (West)
1
Indonesia
1
Iran
1
Japan
1
Korea
1
Manchuria
1
Manchuria (China)
1
Philippines
1
Southeast Asia
1
Spain
1
Thailand
1
Venezuela
1
Vietnam
1