PRC military theorists refer to two “island chains” along China’s maritime perimeter. The First Island Chain includes Taiwan and the Ryuku Islands, the Second Island Chain extends from Japan to Guam.
Taiwan Strait SAM and SRBM Coverage. This map depicts notional coveragebased on the range of land and sea-based missile systems, including advanced SAMsthat China would likely employ in a Taiwan conflict.A single PLA Navy destroyer is used to illustrate the range of sea-based SAM coverage. Actual air defense coverage would be non-contiguous and dependent upon precise deployment sites. If deployed near the TaiwanStrait, the S-300’s extended range provides the PLA’s SAM force with an offensive capability against Taiwan aircraft.
The Chinese threat to Japan as seen in the Japanese 2012 White Paper, a threat when combined with North Korea creates the need for a “dynamic” defense of Japan.
Images of pacific defense
Images of Pacific Defense Key Elements for Shaping a 21st Century Strategy
Key Requirements• Presence• Credible Nuclear Deterrence• Coalition Interoperability• Scalability• Reachback of Forces• Leverage Strategic Depth for Dominance• C5ISR Connectivity• Shape Defense and Attack Enterprise• Maritime and Air Enabled
The Strategic Triangle and Quadrangle Facing US and Allied Forces
F-35 and Pacific StrategyShaping a Core LynchpinNetworked Fleet Significant InteroperaabilityEnabling the Wolfpack Economy of Force, Scalability and Reachback as Core Elements of New ApproachThe Inversion of the Tactical Multiple and DiversifiedWith the Strategic Basing A Globally Sustained Fleet
F-35 as Allied Pacific Lynchpin Hubs andTraining Ranges Hubs Pacific Dynamic Distances Covered Japan Hawaii Australia Approximately 25 Thousand Singapore Guam Canada Miles of Perimeter Coverage South Korea Alaska