Hartmut Becker

During WWII, the death camp at Treblinka had an escape, causing the Commandant at a similar camp in Sobibor to vow (actually threaten) that his camp would never experience the same thing (imdb)

A stevedore in Thessaloniki, Greece, Arouch's passion is boxing. Captured along with his family and fiance Allegra in 1943 and interred in Auschwitz, Arouch is used by his SS captors as entertainment, forced to box against fellow prisoners. He knows that if he refuses, his family will be punished; if he wins, he will be given extra rations which he can share with them; if he loses, he will be sent to the gas chamber...

A four man US fireteam on patrol seizes a passing young vietnamnese girl and continue to torture, rape and kill her. Only one soldier refuses to take part in it and reports this incident to his superior, who dismisses it as simple wartime incident. (en.wikipedia.org)

Igor has a good job as an advertising manager, a nice house, his wife Hanna, and a mistress. He has invited Christine, the mistress, over to his house while his wife is away. (imdb)