The French Republic is built around an imaginary shaped by symbols and Republican hero. During the “thirty glorious years” young French and European young immigrants adhered to these unrestricted and customs widely distributed by the “black hussars of the Republic.” However, the current economic crisis affecting the entire nation, but also and especially young sensitive suburbs from a primarily African immigration (Maghreb and sub-Saharan Africa) refers to the colonial past which is made of non--said. These silences allow imaginary constructions that affect the understanding of the world and the need for consistency of a nation. Therefore, the confrontation around the colonial empire disappeared between publicized studies of historians and imaginary media also children of immigration became inevitable.