World War, 1939-1945 Campaigns 43 History 32 Prisoners and prisons, Japanese 27 Prisoners of war 22 History, Military 11 Underground movements 11 more ... Aerial operations, American 7 Concentration camps 7 Guerrillas 7 Bataan, Battle of, Philippines, 1942 6 Atrocities 5 Medical care 5 Naval operations, American 5 Aerial operations, Japanese 4 Leyte Gulf, Battle of, Philippines, 1944 4 Nurses 4 Participation, Female 4 Americans 3 Bataan Death March, Philippines, 1942 3 Ethnic relations 3 Jewish refugees 3 Jews 3 Regimental histories 3 Strategic aspects 3 Women guerrillas 3 Cavalry operations 2 Escapes 2 Filipino Americans 2 Internment camps 2 less ...