Hours later, Trump said in the Oval Office that he will speak with Chinese President Xi Jinping and “hopefully we’ll work that out,” while still insisting China had violated the agreement.

President Trump said on Friday that China is violating the "fast deal" it made with the nation to pare back tariffs during negotiations.

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.