Defendants included one Soviet collaborator, as well as German military, police, and SS personnel responsible for implementing the occupational policies during the German–Soviet War of 1941–45.
German forces, including the Einsatzgruppen (mobile death squads), killed tens of thousands of Jews, as well as Communists, Soviet prisoners of war, and other "undesirables".
Overall, the Soviets said that in the Kharkov region, the "German-fascist invaders had shot, hanged, burned alive, and poisoned by carbon monoxide gas more than 30,000 peaceful completely innocent citizens, including women, old people, and children.
[1] The tribunal heard the case against four defendants, Soviet collaborator, Mikhail Bulanov, 26, and three Germans, Wilhelm Langheld, 52, Reinhard Retzlaff, 36, and Hans Ritz, 24, members of the Wehrmacht, police, and SS forces, respectively.
[5] All four men pleaded guilty, admitting to the crimes and describing them in detail, including the use of the gas vans, mass shootings, and murder of women and children, encouraged and rewarded by their superiors.
The prosecution acknowledged that the men were indeed acting on superior orders, but rejected this as a sufficient defence, using the decision of the Leipzig War Crimes Trials as a precedent.