The president continues to brush off an issue that he said he would solve in his first months in office. Some Democrats say he is making the same mistake as his predecessor.
The two leaders reached an agreement on fentanyl, some tariffs and rare earths, at least for a year. But even as the global trade picture cleared a little, Mr. Trump spurred new worries about nuclear proliferation.
President Trump is embarking on a six-day diplomatic tour of Asia, testing his role as a statesman and negotiator as he pursues a trade deal with Beijing.