Donald Trump’s new tariff threat is a “major credibility test” for the US dollar, which has “just blinked,” the CEO of a leading independent financial advisory has warned. The world’s primary reserve currency shed 0.3% against a basket of major peers, while gold rose 0.6% to $5,133 a troy ounce, after President Trump unveiled a new 15% flat-rate tariff following a Supreme Court ruling that his previous trade measures exceeded executive authority. Futures tracking the S&P 500 pointed to a 0.5% decline and the Nasdaq 100 to a 0.7% fall. “The dollar’s move may look modest in percentage terms, but The post Trump’s 15% tariff threat could hurt dollar credibility appeared first on Financial Mirror .