Mokpo is Korea's first independent port (opened on October 1, 1987) and many modern cultural buildings and cultural heritages established during the opening period and the Japanese colonial period remain in the original city center. In particular, Mokpo, which retained its urban structure 100 years ago, was designated as a Myeon-level cultural property, not a facility-level, for the first time in Korea, and was designated as the National Registered Cultural Heritage No. 718. Let's go on a time trip to meet the modern history of the naval forces established during the reign of King Sejong of the Joseon Dynasty