Whilst they are unlikely to accept, they might consider the act would kill two birds with one stone. a) Solve the problem of their leader saying he wants an open border yet doing his utmost to create a closed one. And b) getting out from a sinking federal private empire early.
Any animosity from the Irish to the UK should now be in the past. I know they like harping on about ancient history on that island, but modern day generations must surely be above that nonsense now, leaving only a portion of older citizens unable to leave the past where it should be. It just need the percentage of murderous terrorists to decent citizens to have reduced sufficiently to prevent violence getting a hold again.