NLL(북방한계선)을 둘러싸고 있는 서해 5도는 연평해전, 천안함 폭침 등 군사적 도발과 분쟁이 끊이지 않는다.
The five islands in the Yellow Sea, which surround the NLL (the Northern Limit Line), are continuously engaged in military provocations and disputes, including the Yeonpyeong naval clash and the sinking of the South Korean warship Cheonan.