Geographic Subject
Soviet Union
63
Russia
19
Russia (Federation)
7
Byzantine Empire
6
Saint Petersburg (Russia)
4
Europe
3
Germany
3
Moscow (Russia)
3
Spain
3
Ukraine
3
France
2
Italy
2
Kazakhstan
2
Novgorod (Russia)
2
America
1
Austria
1
Azerbaijan
1
Baltic States
1
Belarus
1
Bulgaria
1
Chile
1
England
1
Great Britain
1
Greece
1
Kalmyki︠i︡a (Russia)
1
Latin America
1
Lithuania
1
Mexico
1
Moscow
1
Novgorod
1
Paris (France)
1
Pskov (Russia)
1
Sevastopolʹ (Ukraine)
1
Tobolʹsk (Russia)
1
Turkey
1
United States
1
Volga River Valley
1