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Subjects
Politics
18
Civil defense
9
Debates/Conferences
5
Hungary -- History -- 1956 -1962 -- Sources
4
Hungary -- History -- Revolution, 1956 -- Refugees
4
Legal issues
4
Contamination area
3
Decontamination
3
Decontamination of food
3
Decontamination of technical equipment
3
Economic issues
3
Imperialist aggression
3
Social issues
3
Civil defense at factories
2
Civil defense exercise
2
Decontamination of persons
2
Food storage
2
Nuclear contamination
2
Advertising
1
Air defense
1