In May 1945 , following Setif massacre , Guelma and Kherrata , the club decided to replace garnet by the black in homage to 45,000 protesters Alegrian killed by the bloody repression of the French Armed Forces . Black represents mourning and red blood of the victims
Setif massacre , Guelma and Kherrata
Sétif and Guelma massacre
USM Alger