It’s because our media is manipulated. When Saudi Arabia commits war crimes, it’s more or less ignored. When Russia does it, it’s plastered all over the media. China suppresses protests, it’s an authoritarian hellhole. When we do it, it’s law and order. In China the great firewall is censorship, here when we ban TikTok it’s justified.
I suggest everyone read Chomsky’s manufacturing consent. It goes over many historical examples like above and the mechanisms by which it happens