The European Union’s top official says President Donald Trump’s threats of new tariffs over Greenland are “a mistake especially between long-standing allies,” and she's calling into question Trump’s trustworthiness after he agreed last year not to impose more tariffs on EU countries. European Commission President Ursula von der Leyen was responding Tuesday to Trump’s announcement that starting February, a 10% import tax will be imposed on goods from eight European nations that have rallied around Denmark as he insists on a U.S. takeover of the semi-autonomous Danish territory of Greenland. Treasury Secretary Scott Bessent urged America’s trading partners to “take a deep breath.”