DARAGA, Albay – Department of National Defense (DND) Secretary Gilberto Teodoro Jr. on Monday, July 13, urged the Bicol University to strengthen the teaching of its own history, saying educating the youth about the institution's origins is essential to resisting revisionism and preserving the country's cultural diversity.Teodoro, who served as the guest of honor and speaker during the unveiling of a memorial bust of the late congressman Carlos “…