• It is estimated that six million people, mainly Jews, were murdered by the Nazis during the Holocaust;
  
  
• The mass murder, which wiped out two-thirds of all European Jews of Nazi occupied territories, was called the 'Final Solution' by the Nazis;
  
  
• Jews, Romanies ("Gipsies"), homosexuals, and the disabled people were all sent to concentration camps. They form the four categories of victims of the Holocaust. Any other victims of the Nazi machine were victims of the war and not of the Holocaust;
  
  
• There were 39 camps in total;
  
  
• The most deaths occurred at Treblinka, Warsaw and Sobibor in Poland, Mauthausen-Gusen in Austria, Auschwitz in Poland and Belsen, Buchenwald and Dachau in Germany;
  
  
• Between December 1941 and the end of 1944, more than four million people, mainly Jews, were murdered in the six camps of Chelmno, Treblinka, Sobibor, Belzac, Majdanek and Auschwitz;
  
  
• More than 9,000 people were killed each day at the height of exterminations at Auschwitz;
  
  
• An estimated 1.1 million to 1.5 million people, mostly Jews, were murdered at Auschwitz;
  
  
• In Poland, the Jewish death toll exceeded three million representing 90 per cent of Polish Jews;
  
  
  
• SS murder squads followed the German army's advance and slaughtered more than one million Jews in seized territories;
  
  
• Medical experiments, including sterilisation and castration, were carried out in camps.
  
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Concentration camps were constructed across Europe in the Nazis' attempt to eradicate the entire Jewish population. The approximate death toll nation by nation is as follows. The figure in brackets represents the number of victims as a percentage of the pre-war Jewish population.

* Poland: 3 million (- 91 per cent)  * Soviet Union: 1.1 million (- 36 per cent)  * Hungary: 569,000 (- 69 per cent)  * Romania: 287,000 (- 47 per cent)  * Lithuania: 143,000 (- 85 per cent)  * Germany: 141,500 (- 25 per cent)  * Netherlands: 100,000 (- 71 per cent)  * Bohemia/Moravia: 78,150 (- 66 per cent)  * France: 77,320 (- 22 per cent)  * Latvia: 71,500 (- 78 per cent)  * Slovakia: 71,000 (- 80 per cent)  * Greece: 67,000 (- 87 per cent)  * Yugoslavia: 63,300 (- 81 per cent)  * Austria: 50,000 (- 27 per cent)  * Belgium: 28,900 (- 44 per cent)  * Italy: 7,680 (- 17 per cent)  * Estonia: 2,000 (- 44 per cent)  * Luxembourg: 1,950 (- 56 per cent)  * Norway: 762 (- 45 per cent)  * Denmark: 60 (- 0.7 per cent)  * Finland: 7 (- 0.3 per cent)

Source: Simon Wiesenthal Center