Asean leaders cite 1982 UN treaty in South China Sea dispute
South-east Asian leaders said a 1982 UN oceans treaty should be the basis of sovereign rights and entitlements in the South China Sea, in one of their strongest remarks opposing China’s claim to virtually the entire disputed waters on historical grounds.
https://www.theguardian.com/world/2020/jun/27/asean-leaders-cite-1982-un-treaty-in-south-china-sea-dispute