Each camp resorted to atrocities utilizing kidnapping and hostage taking of families to force rebels to surrender as in the case of Governor Juan Morente of Pinamalayan.During a meeting with the local leaders, Melecio Apolinar, the Cabeza de Barangay, Simplicio Castillo, Jacinto Jurado, Donato Arcon, and Felix Arguelles, Lt. Theodore Hutchins learned that the place was called Ylag.Leuterio lobbied that San Teodoro be incorporated with the newly reconstituted town of Baco, his hometown, in order to gain patronage from his constituents.A street was named after Congressman Juan Luna to show the town's gratitude for his effort to make San Teodoro a sovereign municipality.In the morning of December 9, 1920, the Parish Priest from Puerto Galera was not able to come ashore due to sudden change of weather condition and instead proceeded to Calapán.The officials during this short period of autonomy were Melecio Apolinar as president, Conrado Aldaba as vice-president, Francisco Arenillo, Simplicio Castillo, Benigno Patulan, and Pedro Bae as Councilors.Although he allowed gambling, drinking and social gatherings on Saturdays and Sundays, he obliged the people to clear forest, plant coconuts, abaca, other crops and some fruit bearing trees, and enhanced commerce with other towns and ports.Emilio Ponce's term, Saclag Settlement Farm School was established for the benefits of the ethnic minorities of San Teodoro, the Mangyans.President Dimaculangan, being a merchant and a farmer, exerted all his efforts to encourage the people to acquire lands, do farming and increase commerce with other ports.During the joint session of the Municipal Councils of San Teodoro and Baco on matters of boundary dispute, he challenged every opponent to anything should the decision be unfair.Exequiel Fernandez became president on October 16, 1937, with Emilio Ponce as his vice-president, Meliton Aldaba, Mariano Añonuevo, Ceferino Flores, and Isidro Llave as Councilors.The most eventful elective term in the history of San Teodoro was that of Tomas Mendoza who assumed office as Municipal Mayor from January 1, 1941, up to December 31, 1947.His seven-year term of office was without interruption through peace and war: Japanese occupation, guerilla organization, American Liberation, and Philippine reorganization and reconstruction.After the first conference of Municipal and Provincial Officials in January, 1941, Mayor Mendoza got the support of Raul Eleuterio for the construction of Home Economics building for San Teodoro.With the home economics building completed and road asphalting started, Mayor Mendoza secured the cooperation of the school authorities under the supervisor teacher Luis Raymundo to conduct and maintain the general cleanliness of the whole town and the vicinities next.Rushing to Calapan to confer with Governor Felipe Abeleda and Major Ramon Ruffi, Mayor Mendoza, Manuel Caeg, and some soldiers were told to organize volunteer guards.Chief of Police Angel Ramirez, by the order of Major Ruffi was relieved successively by Gregorio Saldaña, Lazaro Amparo, and Emilio Ponce.The Japanese soldiers seized Diosdado Peña, Laureano Aparato, Fructuoso Villareal, and Cipriano Guttierez in the old cockpit arena in Lumangbayan together with Leonora Sanchez and the Mayor.The combined forces headed by Guerilla Ex-Governor Juan Navarro, together with Alfonso Umali Sr., Major Ruffi and Captain William Dodson, attacked the Japanese garrison (now Gov.Captain Dodson with Lt. Maximo Feraren and his platoon, guerillas and some American soldiers, engaged the enemy in the "Battle of Longos" which drove the Japanese to the forest of Baco.On early March of same year, Mayor Mendoza with about 500 Filipino guerillas from San Teodoro, some of whom were escapees from war camps in Mamburao and Abra de Ilog, reinforced the 300 Americans fresh from Okinawa under the command of Major Brown and Capt.In July 1946, few days after the signing of the Treaty of Manila, Mayor Mendoza and some of San Teodoro prominent men held a meeting for the establishment of a secondary school in the town.The first teachers for Northern Mindoro Academy were the Spouses Severino and Josefa Araullo, Marianito Rivera, Paz Esguerra, Isabel Paradero and the Mayor himself.The extensive campaign for payment of tax obligation gave the Municipality a good income through the indefatigable works of Assessor Carlos Mendoza and Treasurer Benjamin Garcia.Proper utilization and conservation of marine resources within the municipal fishing territory was strictly enforced by Police Chief Vicente Garachico Jr. for the great benefit of subsistence fishermen.His diligence in asking support funds from higher agencies of the provincial and national government resulted in the installation of the water system and the Sanduguan medical mission of the town.In 1978, the cadastral surveys of San Teodoro and Puerto Galera for tax mapping purposes was executed resulting to the establishment of new political boundaries.The assassination of Senator Benigno Aquino Jr. in 1983 brought nationwide discontentment culminating in EDSA Revolution causing abrupt termination of incumbent government elected officials.It was during his term when the Chief of Police of San Teodoro, Leodegario Torno was murdered along the National Road in Lumangbayan allegedly by members of the communist New People's Army (NPA).It is bounded to the north by the Verde Island Passage, to the east by Baco, to the west by Puerto Galera, and to the south by Santa Cruz in Occidental Mindoro province.