History of Japan and Korea By ___asuka Jan 1, 1905 Liancourt Rocks was incorporated as part of Shimane Prefecture Jan 1, 1910 Japan started to rule Korea Aug 8, 1945 The surrender of Japan was announced Sep 2, 1945 World War 2 Finished Jan 1, 1947 Japan lost a right to control Liancourt Rocks Sep 8, 1951 Treaty of Peace with Japan was officially singed