answers: Soviet Union
context: with a special vengeance against the Serbs, who were considered Untermensch. One of the worst one-day massacres during the German military occupation of Serbia was the Kragujevac massacre. C. Deliberate acts of reprisal against target populations were perpetrated by all combatants. All sides practiced the shooting of hostages on a large scale. At the end of the war, many Ustaše and Slovene collaborators were killed in or as a result of the Bleiburg repatriations. D. The systematic extermination of large numbers of people for political, religious or racial reasons. The most numerous victims were Serbs. According to Yad Vashem "During </s> due to Nazi political, racial and religious persecution Expulsion and flight of ethnic Germans The following notes summarize German expulsion casualties, the details are presented in the flight and expulsion of Germans (1944–1950), the forced labor of Germans in the Soviet Union' and the Demographic estimates of the flight and expulsion of Germans. The figures for these losses are currently disputed, estimates of the total deaths range from 500,000 to 2,000,000. The death toll attributable to the flight and expulsions was estimated at 2.2 million by the West German government in 1958. German government reports which were released to the </s> the expulsion dead, the German Archives report of 1974 estimated 150,000 violent deaths of civilians in East-Central Europe during the 1945 military campaign. The West German government put the number of Germans killed by the Nazi political, racial and religious persecution at 300,000 (including 160,000 German Jews) A 2003 report by the German Federal Archive put the total murdered during the Action T4 Euthanasia program at over 200,000 persons. Previously it was reported that 70,000 persons were murdered in the euthanasia program, recent research in the archives of the former East Germany indicate that the number of victims in Germany
question: which country has the greatest loss of life in ww2