That was the question in front of the federal courts that ruled against President Trump’s tariffs in the last couple days.

The legal confusion over tariffs has buffeted U.S. trading partners around the world, casting doubt on the durability of ...

The former vice president said Trump had violated Congress' constitutional authority over trade and commerce by imposing ...

President Donald Trump blamed the Federalist Society for advising him to pick judges who have ruled against his agenda.

President Donald Trump faces a lot of headwinds as he makes a visit to U.S. Steel Friday to argue that his approach to the ...

Two courtroom defeats dealt a blow to President Donald Trump’s strategy, even as an appeals court reinstated existing tariffs ...

Asian shares are trading mostly lower, as uncertainty grew about what will happen next after a U.S. court blocked many of ...

Federal court determined that President Trump doesn't have the authority to unilaterally impose tariffs, dealing a sweeping ...

President Donald Trump’s sweeping tariffs — both those he has threatened and those he has already enacted — have led many ...

The US Court of International Trade on Wednesday struck down President Donald Trump's tariffs imposed under the 1977 ...

Trump is facing a battle in the courts over his use of national emergency powers to implement many of his tariffs on American ...

President Donald Trump has audaciously claimed virtually unlimited power to bypass Congress and impose sweeping taxes on ...