Unificación Puertorriqueña Tripartita (Tripartite Puerto Rican Unification) was a political partyDISCURSO INAUGURAL: DON LUIS A. FERRÉ, OCTAVO PRESIDENTE DEL SENADO DE PUERTO RICO, 10 DE ENERO DE 1977-1980. Accessed 26 May 2019. in Puerto Rico founded on July 14, 1940.Playing and eating democracy: The Case of Puerto Rico's land distribution program, 1940s-1960s. Ismael García-Colón. Centro Journal. (Vol. XVIII, No. 2, Fall, 2006, pp. 167-189.) . Hunter College. The City University of New York. p. 186. Note #3. Accessed 26 May 2019. It resulted from the merger of three political parties: Partido Liberal Puertorriqueño, Partido Unión Republicana Progresista and Partido Laborista Puro.Elecciones en Puerto Rico -- Tomo II (1952-1964). Juan Jose Nolla-Acosta. p. 7. 2000. Accessed 26 May 2019. It supported statehood for Puerto Rico as its major tenet.Coaliciones, alianzas y uniones entre las colectividades (1896-1945). Accessed 26 May 2019.
References
Sources Coaliciones, alianzas, y uniones entre las colectividades (1896-1945) by CECANGPR Entre 1920 y 1924 on Pomarrosas