History 213 World War, 1939-1945 110 Biography 96 Foreign relations 85 Politics and government 72 Great Britain 57 Military policy 38 World War, 1914-1918 37 History, Military 30 Army 24 Campaigns 24 Regimental histories 21 Secret service 21 Management 19 Personal narratives, British 17 Aerial operations, British 16 Law 16 Law and legislation 16 Colonies 15 Intelligence service 15 Generals 14 History, Naval 14 20th century 13 Armed Forces 13 Soldiers 12 World war, 1939-1945 12 Prime Ministers 10 Special forces (Military science) 10 Terrorism 10 Government policy 9