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Economic imperative or executive overreach? That is the question the Supreme Court is preparing this week to confront, in one of its most monumental appeals over the scope of executive power, a time-sensitive challenge to President Donald Trump 's expansive import tariffs over most countries.

The justices will hear oral arguments Wednesday over lawsuits from a coalition of small businesses and several Democratic-led states , who say Trump has abused his authority by declaring a "national emergency" to impose levies on nearly every country in the world.

At issue is whether the International Emergency Economic Powers Act (IEEPA) gives the president that power.

TRUMP CUTS CHINA TARIFF AFTER XI SIGNALS TOUGHER FENTANYL ENFO

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