The massacre committed by the French colonialists in the Sultanate of Wadi in 1917 AD was called the Coup massacre; this was mentioned by Chadian researchers, historians, and others. More than four hundred people were killed during this incident, including scholars, officials in the Sultanate, and some ordinary people. And the word Coup is a word translated from the French word coup coup, which means to cut in pieces, and it is written according to the French pronunciation. This research deals with the multiple narratives that chronicle the cause of this massacre and its regional backgrounds. This study also shows the method of carrying out this historical massacre and dates some of the victims' names. The research also explains the cultural dimensions of this massacre and its social, cultural and political effects.