A supporter of autonomy for Puerto Rico, Santiago R. Palmer contributed to the foundation of the Liberal Reform Party in 1870. He was victim of persecution by the Spanish government authorities, being imprisoned in 1887 with Baldorioty and other Autonomistas. ¿Quién fue Santiago R. Palmer? by Miguel A. Pereira Rivera at "El Nuevo Día". (in Spanish). Published February 25, 2019. Retrieved November 21, 2021.
