China established Sansha City in 2012 to administer the bulk of its territorial and maritime claims in the South China Sea. Sansha is headquartered on Woody Island. The city’s jurisdiction includes the Paracel Islands, Zhongsha Islands, and Spratly Islands and most of the waters within China’s “ninedash line.” Sansha is responsible for exercising administrative control, implementing military-civil fusion, and carrying out the day-to-day work of rights defense, stability maintenance, environmental protection, and resource development. Since 2012, each level of the Chinese party-state system has worked to develop Sansha, improving the…