G20 states must play by the multilateral rule book even when President Trump regards trade as a zero-sum game Given Donald Trump’s election to the White House, it was perhaps inevitable that the G20 meeting of finance ministers would end in an impasse. First, the U.S. decided in January to withdraw from the Trans-Pacific Partnership. Then it called to renegotiate the North American Free Trade Agreement. In more recent weeks, the Trump administration has ratcheted up its rhetoric on the U.S. trade imbalances vis-à -vis Germany and China. Each of these is a pattern of the populist penchant to play the victim card in the global multilateral system, and contributed to the deadlock at the Baden-Baden G20 meeting last weekend. This is not to deny that there is some familiarity to the failure of G20 nations to live up to past pledges. In this instance, it was the difficulty of including a clause to unequivocally eschew protectionism in the final communiqué, largely aimed to placate the