The second Chilean constitutional republican experience is examined, focusing in its authoritarian President, the state of exception and the limitation of rights as well as the rising of new political parties. The Second Republic is the Authoritarian Republic (1830-1870) that is characterized by the dominance of the executive function and the use of states of exception. The debate about the authoritarianism of Latin America in the works of Bello and Lastarria is explained. The first Chilean constitutionalism is compared in the works of the Carrasco Albano and Huneeus is also subject to analysis. This Republic also shows several changes in the structure of rights and of the constitutional property law that is explained. Last but not least, the main political agents and the mutation of the Second Republic into the Third Republic is also explained.