His social ascent was after taking place the Declaration of Independence. In 1816 he was appointed to integrate a regiment of urban militias created by order of the Supreme Director of the United Provinces of the Río de la Plata. He also served as Alcalde in the neighborhood of Monserrat and San Nicolás, populated largely by traders of British and American origin. During his term, he sent to jail to Joseph Thwaites, a famous English merchant, who had been accused of debts.