Atrocities 43 World War, 1939-1945 20 History 19 Political atrocities 12 Genocide 9 Sino-Japanese Conflict, 1937-1945 7 Massacres 5 Politics and government 5 Biography 4 Prisoners and prisons, Japanese 4 Prisoners of war 4 Terrorism 4 Cambodia 3 Campaigns 3 Crimes against humanity 3 1975-1979 2 Children 2 Communism 2 Congresses 2 Germany 2 Holocaust, Jewish (1939-1945) 2 Iraq War, 2003- 2 Japan 2 Malaysia 2 Personal narratives, American 2 Pol Pot 2 Politics and goverment 2 Population transfers 2 Prisoners and prisons, American 2 Prisoners of War 2