Meanwhile, in Canada, Prime Minister Mark Carney's government threatened to hike tariffs by late July on US imports of steel and aluminum, weeks after Trump ballooned US levies on

Trump announced a slate of tariffs in April as part of "Liberation Day," which the president promised would reshape global trade to be more favorable to the United

In a separate and broader challenge, the Court of International Trade also ruled against the administration’s tariffs program. A different appeals court, the Federal Circuit, is set to hear arguments in that case next month. Both lower court rulings have been paused, allowing Mr. Trump to press forward with his tariffs.