evidence: IN FOCUS: What the remote Natuna islands reveal about Indonesia's stance on China [...] The Natunas also falls within Indonesia’s 200-nautical-mile exclusive economic zone (EEZ), which is based on the United Nations Convention on the Law of the Sea (UNCLOS) adopted in 1982 and ratified by more than 160 states, including Indonesia and China. Beijing, however, has claimed the Natunas as within its traditional fishing rights in the South China Sea, as demarcated by its U-shaped nine-dash line.