Region
Europe, Eastern
Europe, Central
405
Soviet Union
188
Former Soviet republics
148
United States
132
Europe
119
Russia (Federation)
80
Germany
71
Russia
51
Poland
44
European Union countries
36
Europe, Western
33
Hungary
31
Communist countries
29
Asia, Central
28
China
25
Balkan Peninsula
24
Developing countries
24
Eastern Europe
24
Former communist countries
23
Germany (West)
23
Latin America
21
Asia
19
Eastern Front
17
Germany (East)
16
Europe, Southern
15
Ukraine
13
Czechoslovakia
12
Great Britain
12
Romania
11
Slavic countries
11
Turkey
10
Eurasia
9
Argentina
8
Austria
8
East Asia
8
Israel
8
Scandinavia
8
Baltic States
7
France
7
Middle East
7
Byzantine Empire
6
Lithuania
6
Palestine
6
Bulgaria
5
Caucasus
5
Czech Republic
5
Greece
5
Yugoslavia
5
Africa
4
more ...