Region
Asia --
1
Asia, Southeastern
1
Asia, Southeastern --
1
Burma --
1
China
China --
27
East Asia
1
East Asia --
1
Japan
3
Japan --
3
Pacific Area --
1
Pacific area
1
Pacific area --
1
Russia (Federation)
2
Russia (Federation) --
2
South China Sea --
1
South China Sea Region
1
Southeast Asia
3
Southeast Asia --
4
Soviet Union
2
Soviet Union --
2
Taiwan
4
Taiwan --
4
United Nations
2
United States
25
United States --
United states --
1