source: Corbeau News
actor1: CPC: Coalition of Patriots for Change
actor2: Wagner Group
location: Abba
notes: On 21 November 2021, the 3R rebels from CPC attacked the Wagner Group's military positions, clashing with the Russian mercenaries, in Yidere, 40km from Abba (Nana-Mambere). The clash lasted for several hours, until two Wagner helicopters arrived at the location and forced the rebels to retreat. There were several fatalities and injuries on both sides. Unknown fatalities coded as 3.