"In Nazi Germany and the Soviet Union under Stalin, camps were the centrepieces of state policies of genocide and terror. An estimated 15,000 labour and extermination camps were established in Nazi-occupied countries, including Bergen-Belsen (70,000 estimated deaths), Buchenwald (56,000), Dachau (31, 591), Flossenburg (30,000), Neuengamme (55,000), Ravensbruck (90,000) and Sachsenhausen (100,000) in Germany; Auschwitz-Birkenau (2.5 million), Belzec (600,000), Chelmno (320,000), Gross-Rosen (40,000) Majdanek (360,000), Plaszow (9000) Sobibor (250,000), Stutthof (65,000) and Treblinka (870,000) in Poland; Mauthausen-Gusen (95,000) in Austria; Sajmiste (100,000) in Serbia; Salaspils (101,000) in Latvia; Theresienstadt (Terezin) (35,000) in Czechoslovakia; and Maly Trostenets (65,000) in Belarus."
January 1, 1970
https://en.wikiquote.org/wiki/Concentration_camp