The leaders of Cambodia and Thailand have agreed to meet to negotiate a ceasefire, according to a social media post by United States President Donald Trump on Saturday.

Royal Thai Army soldiers are seen on armored vehicles on a road in Chachoengsao province on July 24, 2025. Thailand reportedly launched air strikes on Cambodian military targets on the day, and Cambodia fired rockets and artillery, in a dramatic escalation of a long-running border row between the two neighbors. Photo: VCG

"The U.S. already flunked the test and that should be a wakeup call," a former senior U.S. State Department official told Newsweek.

The Southeast Asian neighbors, which share a disputed 500-mile frontier, have long fought over the sovereignty of a 1,000-year-old temple.