Examples from fiction where some people see the villains as heroes due to their political leanings.

Animal House. The older I get, the more sympathy I have for Dean Wormer.

The Godfather and other gangster movies - the political idea of just doing what you need to do to look after your people.

The Joker - it’s become a meme. Look up “Jokerfied”

The Watchmen - Alan Moore had to tell smelly antisocial fans that his characters weren’t meant to be idols.

Lolita - Libertarians have seen the protagonist as a hero.