
006-Apr 23, 2025: 📢Tensions Rise in the Yellow Sea: China and South Korea in Standoff
Hero Post 006 | April 23, 2025
Tensions Rise in the Yellow Sea: China and South Korea in Standoff

📅 Context
Recent developments in the Yellow Sea, notably China’s installation of a massive steel structure, have intensified maritime tensions between China and South Korea.
🔍 Focus
Analyzing the evolving maritime disputes between China and South Korea in the Yellow Sea against the backdrop of international law and regional security concerns.
📊 Key Themes
- Maritime boundary disputes and overlapping EEZs
- China’s infrastructure development in disputed zones
- Regional security and international maritime law
- Strategic military considerations and civil-military fusion
🔲 Background of the Dispute
- The Yellow Sea (West Sea) is an area of overlapping EEZs between China and South Korea.
- The 2000 Provisional Maritime Zone (PMZ) Agreement aimed for joint management.
- Disputes persist over resource claims and maritime activities.
🌊 Recent Standoff
- February 26, 2025: South Korean ship Onnuri was blocked by Chinese coast guards while inspecting a steel platform in the PMZ.
- A two-hour confrontation underscored the fragility of maritime agreements.
🏢 Chinese Infrastructure in the PMZ
- China installed large marine structures, notably the Shen Lan 2 Hao underwater salmon cage.
- South Korea demands inspection rights under the 2001 Korea-China Fisheries Agreement.
- Concerns over China’s unilateral establishment without notification.
🔒 Implications for Regional Security
- Rich natural resources (oil, fisheries) raise stakes.
- China’s assertive actions mirror tactics from the South China Sea.
- Potential for broader geopolitical tensions in Northeast Asia.
📢 International Maritime Law and Agreements
- 2001 Korea-China Agreement allows fishing and navigation till boundary settlement.
- China’s claim complicates legal interpretations, undermining cooperative frameworks.
⚔️ Strategic Military Considerations
- “Salami slicing” strategy: gradual territorial advances.
- Civil-military fusion blurs civilian and military operations.
- Risks of intelligence gathering disguised as civilian activities.
🧰 GS Paper Mapping
Paper | Area |
---|---|
GS Paper 2 | International Relations, Bilateral Agreements, Maritime Security |
GS Paper 3 | Internal Security, Strategic Studies |
🌟 Reflection
Beneath the silent tides, unseen boundaries are drawn not with ink but with iron. In the clash of currents and claims, nations write new chapters on the restless canvas of the seas.