China Expands Antelope Reef as US Carriers Exit Pacific

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- China has accelerated land reclamation at Antelope Reef in the western Paracel Islands, with dredging that began in October 2025 and was reported by the Wall Street Journal in January 2026 using ESA Sentinel-2 satellite imagery.
- Antelope Reef now covers roughly 6.11 square kilometers per AMTI's March 2026 report — nearly matching Mischief Reef's 6.16 sq km — with a 16,795-meter straight outer edge shaped to accommodate a potential 2,743-meter airstrip.
- The US Navy has redeployed both the USS Abraham Lincoln and USS George Washington carrier strike groups to the Middle East, along with the 31st MEU (USS Tripoli) and 11th MEU (USS Boxer), potentially leaving only the USS Theodore Roosevelt CSG in the Pacific.
- US reconnaissance flights over the South China Sea dropped 30% — from 102 in December 2025–January 2026 to 72 in February 2026 — per the South China Sea Strategic Situation Probing Initiative think tank cited by SCMP.
- Vietnam has rapidly expanded reclamation across all 21 of its controlled Spratly features, dredging approximately 13.4 sq km of coral reef since 2022 with artillery and rocket launcher positions spotted on its artificial islands, per Chatham House analysts.
Why it matters: China is converting US distraction into permanent military infrastructure at Antelope Reef — now 6.11 sq km with engineered airstrip geometry — while Vietnam mirrors the buildup across 21 Spratly features, meaning the Pacific carrier gap is locking in a more militarized South China Sea for every claimant, not just Beijing.

