He belonged to the progressive Liberal faction, along with his brother-in-law Nicasio Oroño (who succeeded him), and opposed to the Autonomist faction led by Simón de Iriondo.
As a member of the progressive Liberal party, he collaborated with his brother-in-law Nicasio Oroño, who later took over, while opposing the Autonomist faction headed by Simón de Iriondo.