World politics -- Foreign relations -- 9 National security -- 4 Cold War 3 Military relations -- 2 Security, International 2 Balance of power 1 more ... Defenses 1 Detente 1 Energy industries -- 1 Energy policy -- 1 History -- 1 Intellectuals -- 1 International economic relations 1 Military policy 1 North Atlantic Treaty Organization 1 Nuclear weapons -- 1 Petroleum industry and trade -- 1 Political activity -- 1 Political aspects 1 Political aspects -- 1 Public opinion 1 Relations -- 1 Vietnamese Conflict, 1961-1975 -- 1 less ...