During the last decades of ninth century there is a change in the way of making journalism. The "information model", as a universal tendency, leaves behind the "doctrinary press" that was predominant since the independence in Chile and Latin América, associated to the birth of the information market and the modern journalism genres. The rising journalism field was related with the automation of the intellectual field in general, that generate the presence of a new kind of writer that found in the press as well as in the chronicle a space of development, not exent of tensions and complexity. The objective is to describe and discuss this process as foundation moments that determined the evolution of the Chilean and latinamerican press till now.