> IMHO 20% of voters can't be "extreme"
Was the NSDAP "extreme"? They got 43.9%
They got 43.9% in what Wikipedia marks as "semi-free yet questionable election". Also more correct question IMHO would be "was the NSDAP extreme in 1933?" and the answer is probably "no as much as by today's standards".
They got 43.9% in what Wikipedia marks as "semi-free yet questionable election". Also more correct question IMHO would be "was the NSDAP extreme in 1933?" and the answer is probably "no as much as by today's standards".