source: CKN Nigeria; Blueprint
actor1: Police Forces of Nigeria (2015-) Prison Guards
actor2: Unidentified Armed Group (Nigeria)
location: Owerri
notes: On 5 April 2021, unidentified gunmen clashed with Nigerian Correctional Service Operatives following an IED attack on Owerri Correctional Centre in Owerri (Owerri-Municipal LGA, Imo) and set many inmates free. Police sources report that attack was by the Indigenous People of Biafra (IPOB) security outfit, Eastern Security Network (ESN). IPOB sources however denied the involvement of the group. No reported fatalities.