Amid rising tensions on NATO's eastern flank and mounting pressure to meet alliance spending commitments, the United Kingdom is quietly revisiting a proposal it once turned away — membership in a Canada-led multilateral bank designed to make defence borrowing cheaper. Chancellor John Healey, who once privately championed the idea from within the Ministry of Defence, now finds himself in the position of deciding whether fiscal pragmatism can serve as a bridge between what Britain has promised its allies and what its Treasury can deliver. The moment reflects a broader truth about modern statecra