Nuclear weapons 170 Nuclear arms control 92 Nuclear warfare 88 Military policy 71 Nuclear nonproliferation 66 Nuclear disarmament 52 Foreign relations 40 History 35 World politics 29 Security, International 24 Nuclear energy 22 Deterrence (Strategy) 20 National security 20 Nuclear terrorism 20 Arms race 17 Government policy 17 Thesis 17 Nuclear engineering 15 Politics and government 15 Nuclear submarines 14 United States 14 Weapons of mass destruction 14 Dissertations, Academic 13 Moral and ethical aspects 13 Nuclear industry 13 Prevention 12 Arms control 10 Congresses 10 Disarmament 8 International cooperation 8