Some of the challenges are self-inflicted, but a fresh set of court rulings questioning the president’s authority to enact tariffs hangs over his trade agenda.

China announced Monday that it rejects accusations made by the Trump administration that it has broken terms in regard to the recent trade deal made between the two nations.

Trump did not specify how China violated the agreement. A U.S. official said China appeared to be moving slowly on promises to issue export licenses for rare-earth minerals.