BIOGRAPHY & AUTOBIOGRAPHY HISTORY 57 Historical 57 World War, 1939-1945 53 World War II 50 Military 49 Guerre mondiale, 1939-1945 39 Campagnes et batailles 23 Campaigns 23 Military campaigns 23 Weltkrieg 15 American 13 Military operations, Aerial 13 Soldiers 13 Aerial operations, American 12 Armed Forces 12 Histoire des unités 12 Regimental histories 12 History 8 Erlebnisbericht 6 Officers 6 Soldat 6 Childhood and youth 5 Childhood and youth of a person 5 Holocaust 4 Holocaust, Jewish (1939-1945) 4 Mouvements de résistance 4 Underground movements 4 War 4 Bomber pilots 3