Gimpo Peninsula Eup. In the period of Joseon Dynasty, Gimpo Peninsula is occupied by Tongjin County and Gimpo County(including current Geomdan dong). In 1914, under the rearrangement of administrative division by Japan empires, the two counties were merged with Yangcheon County(current most part of Yangcheon District and Gangseo District of Seoul Special City) and became new Gimpo County. In 1963, part of former Yangcheon county was absorbed into Seoul but Gimpo county merges Gyeyang Myeon, formerly the district of Bucheon County. In 1989 Gyeyang Myeon was absorbed into Incheon Metropolitan City, followed by absorption of Geomdan Myeon into Incheon in 1995. It
Gimpo International Airport 19 September, the U.S. Army Corps of Engineers repaired the local railroad up to eight miles (13 km) inland and 32 C-54 transport planes began flying in gasoline and ordnance. VMF-212 was one of the first units to operate from Gimpo before moving forward to Yonpo Airfield. On 25 September the 811th Engineer Aviation Battalion began repairing bomb damage on the asphalt runway at Gimpo and covering it with Marston Matting. On 6 October the USAF took control of Gimpo from the USMC. Following the Chinese Third Phase Campaign and the defeat of UN Forces at the 38th parallel, on