The secret deportation by Thailand of dozens of Uyghur men to China that has sparked international condemnation is a diplomatic win for Beijing and a snub to the United States and the United Nations,

"Similar deportations have prompted violent retaliatory attacks in the past," a security alert posted on the embassy website said. "Most notably, in the wake of a 2015 deportation of Uyghurs from Thailand,

Human rights groups warned that the Uyghurs, who were held in Bangkok for more than a decade, will face mistreatment from Chinese authorities back in Xinjiang.

The U.S. Embassy in Bangkok is warning Americans of potential "violent retaliatory attacks" after a group of Uyghurs were deported by Thailand to China.

Thailand should be commended for its handling of its return of 40 Uyghur Muslims to China, a deputy premier said on Friday, as his country endured a torrent of international condemnation over its secretive deportation.