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 of which the airport used to be a part. On 29 November 2003, scheduled services between Gimpo and Haneda Airport in Tokyo, Japan resumed. Services to Shanghai Hongqiao International Airport resumed on 28 October 2007. Services to Kansai International Airport in Osaka, Japan started on 26 October 2008. Services to Beijing Capital International Airport started on 1 July 2011. Services to Taipei Songshan Airport started on 30 April 2012. The airfield was originally constructed in 1935–1942 during the Japanese Imperial period as an Imperial Army base. The runways were built on a bed of rocks manually hauled by Korean laborers