The 3rd Mechanised Brigade is heir of the 3rd Algerian Infantry Division 3e DIA which illustrated capability during World War II under the orders of général de Monsabert puis du général Guillaume.

During the transformation of the FFA into FFECSA (French: forces françaises et élément civil stationnés en Allemagne) (French Forces and Civilian Element), the division was redimensioned and dissolved in 1991.

The brigade regrouped six tactical regimental formations with a mission to prepare for engagement in an interarm, national and multinational context.

The insignia of "Victory" (French: La Victoire) of Cirta (province of Numidia, today Constantine (provence in Algeria)) is supported by three crescents representing the Muslims, which composed the majority of the division, allied to the "métros" (blue white red).Origin of the insignia, La Victoire The "Victory" (French: La Victoire) was a Roman Goddess protector of the Emperors that the Legio III Augusta de Cirta particularly venerated.

The units of the 3rd Mechanised Brigade bore the shoulder insignia of 3 tricolor crescents on champ d'azur.