[bebna]

Simple, they are basically spam for this platform.

https://news.ycombinator.com/newsguidelines.html

Hacker News Guidelines

What to Submit

[...]

Off-Topic: Most stories about politics, or crime, or sports, or celebrities, unless they're evidence of some interesting new phenomenon. Videos of pratfalls or disasters, or cute animal pictures. If they'd cover it on TV news, it's probably off-topic.

[alkyon]

Conservatives are champions of free speech unless it concerns Palestine and Israel. In this case any vague rule is good to supress it and impose full censorship.

[93po]

it's a tale as old as time for people to believe the things they're in support of get censored while the things they dislike are over-represented. HN is genuinely relatively divisive on basically any issue, as humans we tend to be a bit blind to these things though.