Other contributors have said "What are all of the countries that were involved in the Holocaust?" is the same question as "What were the main countries involved in the Holocaust?" If you believe that these are not asking the same thing and should be answered differently, click here

What were the main countries involved in the Holocaust?

Answer:
German, some of Germany's allies and the countries that were occupied by Germany in WW2 - Poland Denmark, Norway, the Netherlands, Belgium, Luxembourg, France, Yugoslavia, Greece and much of the Soviet Union.


--- What do you mean by 'involved'?
First answer by ID3329223939. Last edit by Joncey. Contributor trust: 4625 [recommend contributor recommended]. Question popularity: 1 [recommend question].