see linked post. I believe this would count as one of the examples given in the federation policy https://lemm.ee/post/401063 :
An instance which is knowingly spreading CSAM into the federated network
Furries, lot of people don’t like them but also don’t think they should be globally silenced unless they are actual zoophiles
People using words other people don’t like that aren’t necessarily used in a hateful way, some people don’t want to see that some don’t care.
Was on a gmod server before that had a total free speech rule where people would say horrendous shit to be edgy but one day they banned one slur for one group of people specifically which felt kinda weird
Hexbears. A lot of people call for you guys to get defederated, but have seen a few hexbears be genuinely nice and helpful. I’m sure you can see my point with that one