Region
Germany
25
Soviet Union
23
United States
19
Europe
16
Italy
7
Europe, Eastern
4
London (England)
4
England
3
London
2
Russia (Federation)
2
Spain
2
Africa, Sub-Saharan
1
Brazil
1
Cambodia
1
China
1
Cuba
1
Czechoslovakia
1
Ethiopia
1
France
1
Great Britain
1
Iraq
1
Labor disputes
1
Paraguay
1
Russia
1
Science fiction
1
Totalitarism
1