Taiwan–China Drill Spiral (Dec 2025): “Justice Mission 2025,” Taiwan’s Rapid-Response Posture, and the Blockade Geometry

China’s largest-to-date live-fire exercise around Taiwan (“Justice Mission 2025”) rehearsed blockade and strike sequencing. Taiwan answered with rapid-response readiness and whole-of-society posture. This Pattern Nexus framework breaks down the operational geometry, map logic, escalation ladders, and what to watch next.