On the sidelines of the gathering, U.S. Trade Representative Jamieson Greer is scheduled to hold a bilateral meeting with his South Korean counterpart, three weeks after their opening round of trade talks in Washington, D.C., and his first face-to-face meeting with New Zealand, as well as with other Asian countries.

The White House has said its agreements with the U.K. and China are starting points, but so far the Trump administration has given up more than it has gained.