US President Donald Trump speaks during a maternal healthcare event in the Oval Office of the White House in Washington, DC, US, on Monday, May 11, 2026. Aaron Schwartz | Bloomberg | Getty Images President Donald Trump said Monday that U.S. arms sales to Taiwan and the imprisonment of Hong Kong media tycoon Jimmy Lai would be on his agenda for the Beijing summit later this week. Washington's arms sales to Taiwan have been a flashpoint between the two countries, drawing a sharp response from Beijing that has accused the U.S. of violating the "one-China principle," and warned that attempts to "contain China" via Taipei were set to fail. When asked about Washington's longstanding support for Taiwan's defense, Trump said Monday that, "I'm going to have that discussion with President Xi." "President Xi would like us not to, and I'll have that discussion.…