World War, 1939-1945 History 518 Campaigns 272 Guerre mondiale, 1939-1945 161 Military campaigns 111 Prisoners of war 80 Stalingrad, Battle of, Volgograd, Russia, 1942-1943 71 more ... Histoire 68 Campagnes et batailles 64 Katyn Massacre, Katynʹ, Russia, 1940 59 Atrocities 58 Polish people 52 History, Military 50 Bataille de Stalingrad, Volgograd, Russie, 1942-1943 37 Moscow, Battle of, Moscow, Russia, 1941-1942 37 Crimes against 34 Foreign relations 34 Prisoners and prisons, Soviet 32 Underground movements 32 World War II (1939-1945) 26 Deportations from Poland 25 Collective memory 23 HISTORY 23 Veterans 23 Historiography 21 Russian Primary Sources 21 Kursk, Battle of, Russia, 1943 20 Prisoners and prisons, Russian 20 Children 19 Diplomatic relations 18 less ...