Nuclear weapons -- 8 Nuclear weapons 5 Military policy 4 Congresses 2 Weapons 2 Atmosphere 1 Congresses -- 1 more ... Defence -- 1 Defenses -- 1 Deterrence (Strategy) 1 Deterrence (Strategy) -- 1 Disarmament 1 Environmental protection 1 Foreign relations - -- 1 Foreign relations -- 1 Former Soviet republics 1 Government policy -- 1 History -- 1 International relations 1 Marine pollution 1 Military relations -- 1 Moral and ethical aspects 1 Moral and ethical aspects -- 1 Nuclear Weapons -- 1 Nuclear arms control -- 1 Nuclear disarmament 1 Nuclear warfare 1 Nuclear warships -- 1 Nuclear weapon 1 Policies of government 1 less ...