Let's recall that there are people living these experiences and worse, right this moment, in Gulags in North Korea (and possibly other places I'm not thinking of).
And they still send people to frozen shitholes to fuck them over. ref: https://en.wikipedia.org/wiki/Oleg_Sentsov
I wouldn't limit it to ideologues. Look at Mobutu, Suharto, and many other plain old right-wing authoritarians.