The Nazis, primarily the SS.
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Public (and historians) opinions on who, or rather how wide the classification of who the perpetrators were has changed over the decades:
The SS were at the raw end of actions, they were the ones who did the killing, but there were many more people involved in getting the victims to the gas chambers, almost all of them were not SS and most were not even Nazis or Germans.
china and america
The Holocaust
The Holocaust wasn't a war. Please see the related questions.
To remember the Holocaust.
The Holocaust is a concept not a person.
One aspect of the Holocaust is murder, there was a lot of killing in the Holocaust.
There was no 'Holocaust flag'. I wonder if you are confusing the Holocaust with something else?
The Americans did not win the Holocaust. No one won the Holocaust.
The Holocaust started in Europe.
There were no elections in Germany in the Holocaust.
she was a girl in the holocaust
no, but enslavement was part of the Holocaust.