"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 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.

Despite both the US and China urging a ceasefire, Thailand’s acting prime minister says he’s wary of Cambodia’s ‘acting in good faith’.

China has dismissed allegations that it was supplying weapons to Cambodia amid its ongoing border conflict with Thailand, which has led to at least 33 deaths and hundreds of thousands displaced. Chinese officials denied supplying any new weapons or military support to the Cambodian Armed Forces amid the conflict,