Thailand warned its conflict with neighboring Cambodia could “potentially develop into a war” as troops used rockets and artillery to shell targets along their contested border for a second

"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 rapid announcement of a ceasefire, with Malaysia as mediator, offered a welcome pause. Yet the dust had barely settled before the shadow of great power rivalry reemerged.

A ceasefire between Thailand and Cambodia appeared to largely be holding on Tuesday as military commanders from both countries met for negotiations, even as the Thai army accused Cambodian troops of violating the truce overnight.

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The Thailand-Cambodia conflict is another possible chance for China’s arms to be displayed as being at least as good as Western—specifically, American—arms.

Thailand said Tuesday that Cambodia violated their hours-old cease-fire that ended days of fighting between the neighbors over their disputed border.

China has dismissed allegations that it was supplying weapons to Cambodia amid its ongoing border conflict with Thailand that has led to at least 33 people dying and hundreds of thousands displaced.

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.