[1] In 1818 he landed in Talcahuano, as royal commissioner of the remains of the last Spanish expedition sent as reinforcement to America, however, shortly after disembarking, he deserted the royalist ranks and asked Bernardo O'Higgins to join the Chilean Army.
[1] He was a journalist, Chilean diplomat to the government of Peru, colonel, deputy, queller of the Copiapó revolution, liquidator of Peruvian accounts, among other positions.
After the expedition carried out by Freire, which according to Peruvian historian Jorge Basadre, was carried out with the connivance or support of the presidents of the Peruvian-Bolivian Confederation Luis José de Orbegoso and Andrés de Santa Cruz, and which attempted to overthrow the government established in Chile, as response in 1836 Portales entrusted Garrido with command of the naval expedition that captured the ships of the Peruvian squadron at their anchorage in Callao.
While in that country he was challenged to a duel, publicly and before all the chiefs and officers of the restoration army, by the Chilean colonel Pedro Godoy Palacios [es], who considered himself insulted by some articles written by Garrido.
Garrido shied away from fighting at all times and was injured with fists and kicks by Godoy before he could be subdued by the urban guard.