This is a great observation, I’ve thought about this before but you verbalized it very well.
CACs try to get us with the “we wuz” meme, and I do have a strong dislike for nikkas who want to interject us in every piece of history on the planet (example: saying Hitler and Columbus were black), but CACs are way worse about it.
They try and conveniently claim the accomplishments of the Greeks, Romans and Mediterranean societies, when those same people they try to claim viewed their actual cultures of origin as
The inhabitants of the British islands were always viewed as lesser than by southern Europeans, so imagine how awful you have to be for people from a culture viewed as trash to view you as even lower class than them and basically pawn you off onto others.