The Holocaust did not and could not attack people.
No country attacked Germany in World War 2 (which you seem to be confusing with the Holocaust). Germany was the aggressor.
Jewish people
The Holocaust ended in May 1945 (somewhat earlier in some places).
it entered the war because Japan declared war (and attacked) it and Germany declared war on it, this was about six months after the start of the Holocaust.
ThRee places where attacked on 9/11/01. First the twin towers in new york city. Second the pentagon in Washington DC. The third plane would of hit the white house but went down in an open field in Pennsylvania
centres for practicing it were closed down. The practitioners of it were diminished.
Mostly its the concentration camps the Jews were kept at during the holocaust Auschwitz
places
twin towers pentagon and some field twin towers pentagon and some field The Pentagon
The holocaust took place in Germany and in German occupied parts of Europe.
surrounding places in germany --- The question confused the holocaust with World War 2.