The word: an instrument of the political struggle in Castille at the end of the Middle Ages.

The political fight in the Crown of Castile from the XIIIth to the XVth centuries is a subject that allows approaching a relatively ample set of manifestations, within as, the taking of the political power and the control of the royal power occupies a main place. The rhetoric, the rites, the expression of the political associationism are very typical resources of these political conflicts. The word has an evident place, not to say main, in these categories. In effect, it played a decisive role by its capacity to produce a communication, propaganda effect and, really, to induce a public opinion, contributing this last aspect of significant way to the success or failure of the undertaken fight.