Historian and political commentator Brian Feeney has been a columnist with The Irish News for three decades. It remains responsible for that ever so flexible term here, national security. The NIO said the PSNI doesn’t have primacy on national security matters: that lies with MI5, i.e. Well, of course they don’t, because chief constables in Britain are directly responsible to the Home Secretary for national security through their regional MI5 officers. In the north, national security is whatever the Home Office tells the proconsul it is.