1990 Strangeways Prison riot April, and 40 prisoners held a prison officer hostage for twenty-four hours after taking over a hall at HM Prison Shotts on 10 April. On 12 April, two teenage remand prisoners at HM Prison Swansea barricaded themselves into their cell for seventeen hours, and on 22 April between 80 and 100 remand prisoners staged an eighteen-hour rooftop protest at HM Prison Ashfield in Pucklechurch. On 2 April newspapers reported a weekend of "anti-authority violence", as in addition to the Strangeways riot the Poll Tax Riot had occurred in London on 31 March. Reports of the violence at Strangeways included kangaroo
2013 Palmasola prison riot authorities had no control of internal security within the prison. 2013 Palmasola prison riot On August 23, 2013, a prison riot broke out at Palmasola, a maximum-security prison in Santa Cruz, Bolivia. The riot started when members of one cell block attacked a rival gang in another, using propane tanks as flame throwers. Thirty-one people were killed, including an 18-month-old child who was living at the prison. Thirty-seven others were seriously injured. The riot led to calls for reform in the Bolivian prison system, which is plagued by overcrowding and long delays in the trial system. Palmasola is Bolivia's largest