PHOENIX — Arizona Attorney General Kris Mayes and Oregon Attorney General Dan Rayfield made oral arguments to the U.S. Supreme Court on Wednesday for the multistate lawsuit against President Donald Trump’s tariffs.

The complaint was filed in the U.S. Court of International Trade in April and argues that Trump can’t legally enact tariffs by executive order without congressional action.

Mayes and Rayfield are co-leaders of the lawsuit, which includes 10 other state attorneys general. The other states listed as plaintiffs are Colorado, Connecticut, Delaware, Illinois, Maine, Minnesota, Nevada, New Mexico, New York and Vermont.

“This case is so important, maybe the most important case that this court has heard in 100 years, especially to our economy and to consumers and businesses large and

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