Region
Communist countries
93
Europe, Eastern
63
United States
55
Soviet Union
54
China
40
Europe
25
Great Britain
25
Germany
20
Former Soviet republics
15
France
15
Russia (Federation)
15
Russia
12
Italy
11
Former communist countries
10
Germany (East)
7
Europe, Central
6
Yugoslavia
6
Czechoslovakia
5
Europe, Western
5
Germany (West)
5
Developing countries
4
Hungary
4
Poland
4
Romania
4
Scotland
4
Spain
4
China (People's Republic of China, 1949- )
3
Africa
2
Asia, Southeastern
2
Balkan Peninsula
2
Bulgaria
2
Eastern Europe
2
Ireland
2
Saxony (Germany)
2
Underdeveloped areas
2
Vietnam
2
1985-1995
1
Afghanistan
1
Algeria
1
Austria
1
Belarus
1
Belgium
1
Berlin (Germany)
1
Biography
1
Birobidzhan (Russia)
1
Bologna
1
Cambodia
1
Caribbean Area
1
Cleveland
1
Communist Countries
1
more ...