The prison , officially known by the codename UYa 64/71 , is located in a former Soviet military base once used for testing chemical warfare protection equipment . It was established in 1999 . The prison was opened to contain thousands of people arrested following bombings in the capital , Tashkent , and as of 2012 held 5-7,000 people according to HRW
bombings in the capital , Tashkent
1999 Tashkent bombings
Jaslyk Prison