Liancourt Rocks dispute Liancourt Rocks dispute The Liancourt Rocks dispute is a territorial dispute between South Korea and Japan. Both countries claim sovereignty over the Liancourt Rocks, a group of small islets in the Sea of Japan which are referred to as "Dokdo" () in Korean and in Japanese. North Korea also claims sovereignty of the islands. The Liancourt Rocks have been administered by South Korea since 1954 by the Korea Coast Guard. This action was taken after the United States stated in the Rusk documents that the Japanese claim to the Liancourt Rocks would not be renounced in their peace treaty with
Liancourt Rocks dispute many of the claims. A corresponding Korean effort came from a private organization self-styled "Patriotic Old Men's Association" led by a former military leader of the Korean Government in Exile, Cho Sung Hwan, on August 5, 1948, ten days before the inauguration of the South Korean government. They petitioned for the sovereignty of Docksum (Liancourt Rocks), Ullung Do, Tsushima and Parang islands The Headquarters of the Patriotic Men's Association made the following statements to back up Korea's claim to sovereignty over Ulleung Is and Liancourt Rocks: The document's clear identification of Liancourt Rocks with "Docksum" in the Korean vernacular language