When the racist white riots broke out in Belfast, you’d have thought the sky had fallen in — or at least that a small army of migrants had turned up unannounced and started stealing everyone’s jobs, houses, and sense of “identity”, whatever that means. That’s the story the pernicious far-right and their cheerleaders in certain corners of the corporate media were peddling, anyway. It’s a narrative as old as it is ridiculous. Whenever things feel tough, blame the person who just arrived, the one who has less, the one who’s already vulnerable. Let’s be absolutely clear from the start: these were…