Trump spoke hours after receiving an update from Pompeo on the results of emergency talks in Saudi Arabia and Turkey this week.
Trump reiterated his commitment to slapping tariffs on steel and aluminum on Tuesday.
Trump also retweeted a post by Dan Scavino, the White House director of social media and assistant to the president, about China Daily's front-page coverage of his visit, showing a group photo of the Trumps with President Xi and his wife Peng in front of the Hall of Supreme Harmony in the Forbidden City, also known as the Palace Museum.
Trump had been frequently criticizing European nations for failing to meet the official annual defense spending target of two percent of gross domestic product (GDP) set by the North Atlantic Treaty Organization (NATO).
Trump urged Republicans and Democrats to "join forces" to confront what he's calling "an urgent national crisis." Democrats have rejected the idea of a border wall, slamming it as expensive, ineffective and "immoral."
Tu Xinquan, director of the China Institute for WTO studies at the University of International Business and Economics in Beijing, said although there were some faults in the WTO mechanism, it remains an efficient organization.
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Trump has said the migrants should not easily enter the country and on Monday he threatened again to shut down the US-Mexico border, which stretches for 2,000 miles (3,200 km).
Trip.com said the booming self-driving market showed that the tourism sector was shaking off the impact of the pandemic and was on the path to a strong recovery.
Trump said on Monday that Christopher Miller, director of the National Counterterrorism Center, will be the Pentagon's acting chief "effective immediately".
Trump tweeted that the two men discussed Ukraine but has not mentioned a referendum or revealed specifics of the Ukraine discussions.