Luis Muñoz Marìn- Puerto Rican politician is son of old leader Luis Muñoz Riveria that defended the autonomy of the island before the presence of Spain and United States. Muñoz Marín , leader of Party Popular Democratic (PPD) that had "Bread, land and liberty" like motto, converted in 1948 in the first government elected directly for the Puerto Ricans During his government he approved the constitution of Puerto Rico that took in effect 25 July 1952 and transformed Puerto Rico in associated free s