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
Kano 1980 riot Kano 1980 riot The Kano 1980 riot was a riot in Kano, Nigeria led by Maitatsine and his followers and the first major religious conflict in postcolonial Kano. Over 4,177 civilians, 100 policemen and about 35 military personnel were killed including Maitatsine himself, and is generally regarded as marking the beginning of the Yan Tatsine insurgency. Because of this, there was widespread impression that Nigeria's security and economy was threatened by illegal aliens and this belief was fueled by the fact that other West African nationals had aided in armed robberies. This riot affected Nigeria because of tension between Maitatsine