source: Undisclosed Source
actor1: Islamic State (West Africa) - Lake Chad Faction and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Military Forces of Cameroon (1982-)
location: Bia
notes: On November 13, 2019, the military forces foiled an attempted attack by Boko Haram on the locality of Bia (Mayo-Sava, Extreme-Nord). No fatality reported.