A staffer browses a paper near a map of the South China Sea with “nine-dash line” claims under Chinese territory on display at a maritime defense educational facility in Nanjing, China, on Tuesday.
Photo: Chinatopix via AP

President Tsai Ing-wen’s (蔡英文) administration has reached an internal resolution on Taiwan’s territorial claims over the South China Sea, which stresses the nation’s sovereignty over islands in the area, but makes no mention of the so-called “U-shaped line” and “historical waters,” a Presidential Office source said yesterday.