In 1938, Dávila Monsanto joined various former members of the Liberal Party, such as Luis Muñoz Marín, Felisa Rincon de Gautier and Ernesto Ramos Antonini[REF] and founded the "Partido Popular Democratico de Puerto Rico" known in English as the "Popular Democratic Party of Puerto Rico" (PDP).
In 1940, he served on the Advisory Board of the Selective Service in Rio Piedras.