Global & US Headlines

China Deploys 100-Plus Warships in Biggest East Asian Maritime Drill Yet

Between 4–5 Dec 2025, Beijing surged more than a hundred navy and coast-guard vessels from the Yellow Sea to the Philippine Sea, an unprecedented simultaneous deployment that immediately drew official warnings from both Taipei and Tokyo.

By Underlines Team

Focusing Facts

  1. Reuters (4 Dec 2025) counted "over 100" Chinese ships spread across the Yellow, East China and South China Seas as well as the western Pacific—topping the ~90-ship exercise reported in Dec 2024.
  2. Taiwan’s presidential office on 5 Dec confirmed four distinct Chinese naval formations in the western Pacific while Japan’s Defence Minister Shinjiro Koizumi publicly acknowledged heightened surveillance the same day.
  3. Satellite imagery dated 5 Dec showed the Type 075 LHD Hainan, Type 055 destroyer Yan’an, a Jiangkai II frigate and the Luomahu replenishment ship operating together in the Philippine Sea.

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Perspectives in this article

  • Japanese- and Taiwan-focused regional security media
  • Outlets amplifying Chinese official messaging
  • Sensationalist international outlets
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