The decisive colonial battle for Chad was fought on April 22, 1900 at Battle of Kousséri between forces of French Major Amédée-François Lamy and forces of the Sudanese warlord Rabih az-Zubayr.
On April 22, 1900, a crucial colonial battle took place at Kousséri in Chad, pitting the French Major Amédée-François Lamy against the Sudanese warlord Rabih az-Zubayr.