Schindler's List
Why did many Nazis agree to take part in the genocide?
Why did many Nazis agree to take part in the genocide?
Why did many Nazis agree to take part in the genocide?
This is actually a loaded question for this short answer space. I suppose the simple answer is that they were indoctrinated by an authoritarian regime and a very charismatic ruler in the man of Hitler. The underlying reasons are much more complex.