if we don't get involved we will be blamed for the bloodshed caused by the winning side or worse if this develops into region wide war we will be blamed for not stopping it earlier...

staying out is the best option for us you are right but we will get the blame whatever happens and the worse the outcome the more blame we will get... that of course is the problem we (the west) have created by behaving like the worlds policeman and meddling in so many affairs