China, Philippines clash at Second Thomas Shoal

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- Philippine military says a Chinese coastguard boat approached the BRP Sierra Madre outpost at Second Thomas Shoal and injured one of its sailors with blows to the head from a wooden baton.
- China's coastguard rejected that account, claiming two Philippine boats ignored warnings and rammed one of its patrol vessels.
- Beijing claims nearly all of the South China Sea and demands removal of the outpost, which sits within the Philippines' 200-nautical-mile exclusive economic zone but roughly 1,000 km from mainland China.
- The confrontation occurred on Monday as Southeast Asian foreign ministers, including China's Wang Yi, gathered in Manila for talks where maritime tensions were expected to loom large.
- The US State Department condemned China's "dangerous and aggressive" actions, saying the pattern of provocation contradicts Beijing's commitments to peaceful dispute resolution.
- A 2016 international arbitration court ruling backed Manila's maritime rights under UNCLOS; China did not participate in those proceedings.
Why it matters: The clash occurred while ASEAN foreign ministers were meeting in Manila, thrusting the shoal dispute onto the agenda of the region's main diplomatic forum. The US State Department's condemnation reinforces Washington's pattern of backing Manila against Beijing's expansive South China Sea claims, deepening the diplomatic pressure on China at a moment it cannot easily defuse.
