It's very curious to claim neurodivergent people refused to participate in the slave trade, the Holocaust, or white nationalist lynch mobs.

I haven't seen any evidence to this effect. Certainly, I've seen a fair share of evidence against it.

This has little to do with autism and more with being smart.

Intelligent people engage in immoral activities frequently. They get sucked into cults of personality and religious extremism frequently. They are conned frequently.

Intelligence isn't infalliblity.