The dogma of cultural relativism is challenged by the very people for whose moral benefit the anthropologists established it in the first place. The complaint the underdeveloped countries advance is not that they are being westernized, but that the westernization is proceeding too slowly.
You see, I'm not some shiny bauble to be strung onto a necklace and displayed for all the world to see. I'm too proud to ever be anyone's conquest.