Atrocities World War, 1939-1945 History 30 Holocaust, Jewish (1939-1945) 18 National socialism 6 Armed Forces 5 Campaigns 5 War crime trials 5 War crimes 5 Concentration camps 4 Genocide 4 Moral and ethical aspects 4 Politics and government 4 War criminals 4 Comfort women 3 Human experimentation in medicine 3 Prisoners and prisons, German 3 Prisoners and prisons, Japanese 3 Psychological aspects 3 Sino-Japanese War, 1937-1945 3 Women 3 Destruction and pillage 2 Eugenics 2 Euthanasia 2 Foreign relations 2 Mass murderers 2 Massacres 2 Nationalism 2 Nazi persecution 2 Political aspects 2