Costco COST is among a host of companies that already filed suit to receive refunds if the court rules the tariffs illegal. Census data through Dec. 14 indicates that $81.7 billion in revenue had been collected from tariffs imposed under IEEPA.

The message, posted overnight to Truth Social, was part of a flurry of activity as Trump insisted there was "no going back" in his campaign to seize the Arctic territory from Denmark.

The US president has pledged to tell European leaders at this week's forum in Davos, Switzerland, that "we will have to have" Greenland.

President Trump stepped up his threats about taking over Greenland today, suggesting that he may place tariffs on countries that don't support U.S. control of the territory.

President Trump insisted that Denmark has no right to Greenland as he escalates his calls for the U.S. to take control of the world’s largest island.

Denmark foreign minister don make am clear say US president no fit use threat to claim ownership of di semi-autonomous Danish territory.