Region
United States
2
United States --
2
Antarctic region
1
Cambodia --
1
China --
1
Developing countries --
1
Europe --
1
Falkland Islands
1
Iran --
1
Iraq --
1
Japan --
1
Kenya --
1
Kinship Isles
1
Military history, Modern --
1
Russia
1
Somalia --
1
Soviet Union --
1
United States. Army
1
Yugoslavia, 1991
1