History 168 World War, 1939-1945 92 Foreign relations 50 Politics and government 46 Civilization 42 Histoire 28 Social life and customs 26 more ... Atomic bomb 19 Description and travel 15 Sino-Japanese War, 1937-1945 15 Intellectual life 13 Campaigns 12 National characteristics, Japanese 11 Naval operations, Japanese 11 Aerial operations, Japanese 10 Guerre mondiale, 1939-1945 10 Politique et gouvernement 10 Social conditions 10 Biography 9 Civilisation 9 Japanese 9 Women 9 Diplomatic history 8 Diplomatic relations 8 Atrocities 7 Diplomats 7 Economic conditions 7 Statesmen 7 Biographies 6 Blast effect 6 less ...