A mass assault on a Mongolian immigrant middle school girl in Yangsan, Korea, in 2021

 On July 3, 2021, four middle school students assaulted a female student who is a Mongolian immigrant in Yangsan City. They continued the assault for six hours and videotaped and disseminated the crime.  A police investigation found that the assault not only lasted six hours from midnight to dawn, but also forced the victim to drink and force him to feed cigarette butts and wasabi after tying his hands and feet. In addition, the perpetrators threatened to retaliate when reporting, pressured them to cover the wounds caused by the assault, and verbally abused them. In November 2022, prosecutors found that the perpetrators threatened police to lie that the victim had other injuries, and further crimes, including indecent assault, sexual exploitation, and video distribution, were committed. The Yangsan Police Station sent two middle school students to the prosecution at the end of October on charges of joint assault under the Punishment of Violence Act, and the other two were transferred t