Nuclear warfare Nuclear weapons 13 Military policy 12 History 11 Government policy 7 Cold War 6 Foreign relations 6 more ... Deterrence (Strategy) 5 Civil defense 4 Atomic bomb 3 Emergency management 3 Military planning 3 National security 3 Safety measures 3 Security, International 3 Social aspects 3 Strategic forces 3 Crisis management 2 Disaster medicine 2 Dosage 2 Health aspects 2 Nuclear crisis control 2 Political and social views 2 Politics and government 2 Public opinion 2 Radiation 2 Radiation injuries 2 Strategy 2 World politics 2 Alliances 1 less ...