Do Blair’s wars still cast a shadow over Brown?
 At what point does Afghanistan stop being worth it? Afghanistan has always been the worthwhile war, the one for which there was a genuine casus belli and the fighting of which was supposed to make Britain and the world safer. However, the deaths of seven more British soldiers in there this week raises the questions of just what is being achieved and at what cost. It’s well over seven years since the Taliban were deposed from Afghanistan’s government –…