The president signaled he would discuss the sale of Nvidia’s Blackwell chips in a summit on Thursday, a move U.S. officials warned would be a “massive” national security mistake.

Some analysts say Beijing won a major victory in its trade talks: Getting the U.S. to withdraw a national security measure that previously was not under discussion.

The justices face a so-called legitimacy dilemma as they deal with a tricky legal dispute and a president who has made clear he would view defeat as a personal insult.

Treasury Secretary Scott Bessent dismissed the idea that his presence could be seen as an attempt to intimidate the court on a case that President Trump considers vital to his economic policy.