The international military mission in Afghanistan has delivered "much less than it promised" due to the lack of a realistic strategy, an influential committee of lawmakers said Sunday.In a report, the House of Commons Foreign Affairs Committee said without a clear strategy stabilising Afghanistan had become "considerably more difficult than might otherwise have been the case."Lawmakers criticised US policies in Afghanistan and Pakistan and warned the "considerable cultural insensitivity" of some coalition troops had caused serious damage to Afghans' perceptions that will be "difficult to undo"...