It's only strictly with left leaning ideologies. And it makes sense. The right is all for freedom and free speech. Leftist ideologies favors not having free speech, and censorship/self-censorship.

I understand deleting the post and doing a temp ban but perma ban really? I checked the popularopinion banned topics and this doesn't encroach on any of those subjects. Luckily, trueunpopularopinion was a better subreddit and allowed me to post there, which had a lively debate between the community.