Region
United States
18
Great Britain
10
United States --
8
Asia, Southeastern
4
India
4
Great Britain --
3
Indonesia
2
Malaysia
2
Malaysia --
2
Soviet Union
2
Yugoslavia --
2
Africa
1
Africa, South --
1
Asia
1
Asia --
1
Asia, Southeastern --
1
Australia
1
Australia --
1
Burma --
1
China --
1
Developing countries
1
Developing countries --
1
Egypt
1
Hague --
1
History
1
Islamic countries
1
Israel
1
Korea
1
Malaya
1
Middle East
1
New Zealand --
1
Nigeria --
1
Philippines
1
Philippines --
1
South Africa
1
South China Sea region
1
Spain
1
Sri Lanka --
1
State, The
1
Uited States
1