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Subjects
North Atlantic Treaty Organization
4
Nuclear contamination
4
Public information work
4
Public shelter
4
Radio warning
4
Traffic control
4
Wildlife
4
Air defense
3
Air raid warning
3
Biology
3
Celebration
3
Childcare
3
Civil defense reconnaissance
3
Commerce
3
Decontamination of persons
3
Education of youth
3
Energy supply
3
Family
3
First aid assistance
3
Hungarian Socialist Workers’ Party
3