World War, 1939-1945 Guerre mondiale, 1939-1945 143 HISTORY 101 History 97 Military 56 Histoire 55 World War II 49 Western 27 Foreign relations 24 Diplomatic relations 22 Relations extérieures 21 Secret service 21 Campaigns 19 Service secret 19 Military campaigns 18 Politics and government 18 Social aspects 17 Aspect social 16 Politique et gouvernement 16 General 15 Military operations, Aerial 15 Weltkrieg 15 Campagnes et batailles 14 Aerial operations, British 13 BIOGRAPHY & AUTOBIOGRAPHY 13 Diplomatic history 13 War 13 British 12 Histoire diplomatique 11 History, Military 11