Sıddık Uğur suspiciously died on 25 May in Batman Beşiri T Type Closed Prison. In the photographs taken while performing religious duties after the autopsy procedures, the traces of rope on Uğur's neck and the marks of beating on his head attracted attention. It was learned that prisoner Uğur was put in a solitary cell a week ago.

Uğur was arrested on 10 December 2016, accused of having taken part in the events during the time of curfews and state terrorism in Şırnak on 14 March 2016. He was released on 17 July 2017, and arrested again on 19 December 2018.

Uğur, who was first put in Şırnak T Type Closed Prison, was injured in the attacks carried out by the guards against the detainees in Şırnak Prison on 23-25 ​​October 2021, after being sentenced to life imprisonment.

Uğur, who was targeted as "the person who started the rebellion" by the prison administration, was deported to Batman Beşiri T Type Closed Prison.

It was reported that Uğur, who made a phone call with his family on 22 May, said that he was put in an isolation cell.