In the fourth quarter, U.S. sales of vehicles from the Volkswagen and Audi brands—both part of the Volkswagen Group—declined, as Donald Trump’s tariff policies and his 180-degree shift on electric vehicle policy took a toll on Europe’s largest automaker.Sales of the German automaker’s eponymous brand fell by one-fifth in the three months ending in December, as demand plummeted for models including the Atlas SUV and the Jetta sedan. Volkswagen’s annual sales dropped by 13%. Audi’s sales fell by more than a third last quarter, with annual sales down 16%.Volkswagen’s poor performance in the U.S. has made CEO Oliver Blume’s efforts to restructure the automaker even more urgent.