Foreign relations 103 Politics and government 26 History 23 Military policy 19 World politics 18 Communism 12 Congresses 9 Armed Forces 8 Biography 7 International relations 7 Nuclear arms control 7 Relations 7 Arms race 6 Cold War 6 Defenses 6 Detente 5 World War, 1939-1945 5 Economic conditions 3 Economic policy 3 Generals 3 Military art and science 3 Social conditions 3 Aeronautics 2 Boundaries 2 Campaigns 2 Civil supremacy over the military 2 Communist strategy 2 Diplomatic history 2 Disarmament 2 Foreign economic relations 2