Tina Fordham, Citi Chief Global Political Analyst, says President Trump wants to change the international order. Mickey Levy, Berenberg Chief Economist U.S. & Asia, observes that countries are dependent on each other for trade and that they will ultimately be willing to negotiate. Jacob Parakilas, Chatham House U.S. & the Americas Programme Deputy Head, discusses NATO.  Victoria Hewson, Institute of Economic Affairs Senior Counsel, talks about Britain's negotiating position with the EU.