Foreign relations 144 History 122 World War, 1939-1945 122 Japan 78 Politics and government 53 Economic conditions 47 Campaigns 39 Thesis 37 Foreign economic relations 34 National security 34 Military policy 32 Biography 29 Dissertations, Academic 28 Industrial management 24 Relations 24 Armed Forces 22 Economic policy 21 Civilization 14 Military relations 14 World war, 1939-1945 14 Defenses 13 Management 13 Social conditions 13 Atomic bomb 11 Strategic aspects 11 Juvenile literature 10 Aerial operations 9 Atrocities 9 Commerce 9 Naval operations, Japanese 9