Who was on Hitler's side during the Holocaust?

The axis powers and the Aryan Nations (formed by Hitler) where on Hitler's side during the Holocaust. The Aryan Nations consisted of the following Countries: luxemborg

Germany

belgium

the Netherlands

Poland

denmark

Yugoslavia

austria

Switzerland

Italy

Slovakia

Estonia

Lithuania

Liechtenstein

Sweden

Norway

Finland

czechrepublic

in the beginning Soviet Union

pretty much all of eastern Europe (the Baltic coutries)