History 659 Politics and government 519 Foreign relations 394 Military policy 212 Biography 185 Economic conditions 185 National security 182 International relations 148 Congresses 128 World War, 1939-1945 127 Armed Forces 125 Islam 117 World politics 116 United States 102 Management 101 Economic policy 97 Military art and science 91 Terrorism 90 Social conditions 86 Defenses 74 Malaysia 73 Campaigns 66 Leadership 64 War 64 Foreign economic relations 57 Security, International 57 Strategy 56 Economic aspects 54 Religious aspects 51 Air power 48