1990 Strangeways Prison riot April, HM Prison Durham, HM Prison Winchester and HM Prison Wandsworth on 4 April, and HM Young Offenders Institute Glen Parva on 6 April. The weekend of 7 April and 8 April saw protests across the prison system. At HM Prison Leeds there was a sit-down protest after the arrival of over 100 prisoners who had been transferred from Strangeways. At HM Prison Dartmoor, between 100 and 120 prisoners wrecked D wing of the prison, and 12 prisoners also protested on the roof of C wing unfurling a banner that read "Strangeways, we are with you". 32 prisoners from Dartmoor
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