It is an understatement to say that we are living through turbulent times. The Canadian Prime Minister has declared that our previous international order has sustained a “rupture” and that a new collective effort must be made by middle powers to ensure their own security and well being. Few elements of the international legal order have suffered more in recent years from assault or sheer neglect than the multilateral non-proliferation, arms control and disarmament regime. The 1970 Nuclear...