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Subjects
Civil defense
4
Engineering rescue services
2
Mobilization
2
NBC (nuclear, biological, chemical) special services
2
Public information work
2
Simulation
2
Antichemical-protection service
1
Assembly area
1
Civil defense at factories
1
Civil defense command
1
Food storage
1
Hungary -- History -- 1956 -1962 -- Sources
1
Hungary -- History -- Revolution, 1956 -- Refugees
1
Industry/Manufacturing
1
News magazine
1
Nuclear strike
1
Prevention
1
Primary damage zone
1
Rapid harvest
1
Self-defense unit
1