Military relations Armed Forces 22 Military policy 19 National security 17 History 15 Foreign relations 13 Thesis 12 Dissertations, Academic 10 Strategic aspects 10 Defenses 9 United States 8 Civil 7 Foreign countries 6 History, Military 6 Politics and government 6 Congresses 5 World politics 5 Australia 4 China 4 Great Britain 4 Military relation 4 Political activity 4 Asia 3 Periodicals 3 Armed forces 2 Arms race 2 Defence 2 Deterrence (Strategy) 2 Developing countries 2 Espionage, American 2