Region
Vietnam --
29
Vietnam
20
United States
8
United States --
7
Cambodia --
6
Cambodia
4
China
4
China --
4
ASEAN
2
Asia, Southeastern
2
Asia, Southeastern --
2
1945-1975
1
Asean --
1
Asia
1
Asia --
1
East Asia
1
East Asia --
1
India
1
India --
1
Indochina
1
Indochina --
1
Japan
1
Japan --
1
Laos
1
Laos --
1
Malaysia --
1
Soviet Union
1
Soviet Union --
1
United states --
1