The Trump administration is relying on the language of the International Emergency Economic Powers Act, a 1977 law that gives the president power to “regulate” the economy during national emergencies.

Oregon will argue President Donald Trump does not have the authority to impose tariffs under the International Emergency Economic Powers Act.

The Supreme Court is about to hear oral arguments in a case that sounds like a fight over toy imports but is really about the future of presidential power. On Nov. 5, in the only case being heard on that day,

There are two core questions the court will consider in determining the legality of the tariffs. The first is whether the International Emergency Economic Powers Act, a 1977 law known as Ieepa, allows President Trump to impose sweeping duties without congressional approval.

In times of national emergency, should the Supreme Court dictate America’s grand strategy and international economic policies? This question confronts the justices this week in Learning Resources v. Trump,

In times of national emergency, should the Supreme Court dictate America's grand strategy and international economic policies? This question confronts

The Iranian Hostage Crisis began on this day in 1969. As CNN reported last week, the International Emergency Economic Powers Act played a role in President Jimmy Carter’s work to resolve the crisis; he invoked IEEPA to explain why he could use “frozen Iranian assets as a ‘bargaining chip.

On Nov. 5, the Supreme Court will hear arguments about President Donald Trump’s IEEPA tariffs. The IEEPA is the 1977 International Emergency Economic Powers Act. This is the authority Trump cites