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
HM Prison Birmingham Staff shortages were also problematic influencing efficiency, morale, and wellbeing. Jobs for prison officers at Birmingham Prison were advertised with a starting salary of just under £10 an hour. There was reportedly a buildup of frustration over prison conditions prior to the riot. Low staff numbers, poor healthcare and nutrition were cited as factors. Also being on, 'lockdown' in their cells all day was cited as a major contributing factor to the disturbance. On 16 December 2016, a prison guard was reportedly "rushed" by inmates leading to a rapid escalation of what prison officials described as "trouble". According to a