It would depend on how you define "significant".
For the Anderson Coopers and the Don Lemons of the world, the mere rumor of white supremacy/Neo-Nazi movements in the US is significant.
Similarly, the "terrorist" fathers at school board meetings who are unhappy that school administrators are...
Been watching him since 77, when my (annoying) best friend entered SU Law and started bragging about him being an alumni and being one of the youngest senators ever elected.
Joe has always been the very definition of a venal politician. Racist too.
And my response was about you, not Mussolini, Mao or Stalin.
It turned the question back on you.
As a broader principle, the question is - how willing are you to accept that an evil person might do some good?
It's a long story. I often found myself in school with demands on my time that meant I couldn't participate on TOL. To avoid the temptation I would burn my account. When I had the opportunity and time to come back I'd start a new one.
How much do you celebrate the fact that Mussolini made the trains run on time?
That Mao brought China into the 20th century?
That Stalin built the Soviet Union into a modern industrial nation?
If you look at the standard distribution for IQ, the -22% mark is at 90.
IOW, the smartest of the 22% stupidest people in the general population have an IQ of 90.