National security -- 46 National security 23 Foreign relations -- 11 Defenses 7 Decision making 5 Politics and government 5 Politics and government -- 5 more ... Congresses -- 4 Economic aspects 4 Foreign relations 4 Military policy 4 Defenses -- 3 History -- 3 Military relations -- 3 National Security 3 World politics -- 3 Congresses 2 Decision making -- 2 Developing countries -- 2 Economic conditions -- 2 Economic policy -- 2 Foreign economic relations 2 International relations 2 Military policy -- 2 Post-Cold War 2 Relations -- 2 Sea-power -- 2 Security, International 2 Sources -- 2 Strategic aspects 2 less ...