Liancourt Rocks dispute Japan. In 1954, Japan proposed a reference to the International Court of Justice, which South Korea rejected, believing that the Liancourt Rocks are irrefutably South Korean territories, and thus should not be dealt through diplomatic negotiations or judicial settlement between South Korea and Japan. There are conflicting interpretations about the historical state of sovereignty over the islets. Korean claims are partly based on references to a Korean island called "Usan-do" in various historical records, maps and encyclopedias such as the "Samguk Sagi", "Annals of the Joseon Dynasty", "Dongguk Yeoji Seungnam" (), and "Dongguk munheon bigo" (). According to the Korean
Liancourt Rocks dispute never occurred before "SCAP transferred its jurisdiction... to the United States Army Military Government in Korea on January 29, 1946." The U.S. Military Government in Korea, in turn, reverted all jurisdiction over Liancourt Rocks to the Government of South Korea when it launched on August 15, 1948. South Korea's President Rhee Syngman's announcement of the Peace Line enforced Korea's territorial title to Liancourt Rocks. US recognition of this format of treaty was Japan recovered full sovereignty under article 1 except islands which were excluded from Japan by name. Both countries submitted petitions and documents to persuade the Allied Powers to