Mexico, since its proto-constitutional stage, tried to become aware of its place in the world, recognizing itself in the mirror of history and reality. The indigenous agenda, confronted by Bourbonism and preserved by religion, was diluted by the European congressmen in Cádiz who, unknowingly, were an omen of the legal destiny that would be done for the native peoples on the other side of the sea, even after the consummation of Latin American independence. The present study, based on an ius-historical method and a documentary technique, seeks to clarify the main historical events that have been accused, according to the case, of being triggers of racial discrimination within the current Mexican Republic.