 288 was passed by the 1st Philippine Congress, as a component city of Zamboanga.The first city mayor was Nicasio S. Valderroza, who appointed by President Elpidio Quirino.He was considered a builder of cities, having been variously a Provincial Treasurer, an acting Provincial Governor of the old Province of Zamboanga, Mayor of Baguio City, first Mayor of Zamboanga City, First Mayor of Davao City and the first appointed Mayor of the new City of Basilan until 1953.