China China's Military Strategy South China Sea China's Influence Southeast Asia China's Military Activities U.S. Foreign Policy Military Presence China-Australia Relations China Relations Taiwan Relations Taiwan Strait South China Sea Disputes China's Territorial Claims China's Naval Strategy Naval Power China's Military Presence US Influence U.S.-China Competition Taiwan Strait Tensions Military Strategy NATO Expansion Regional Security Concerns Philippines Military Modernization China-Taiwan Relations Chinese Military Expansion Security Agreements US-China Relations U.S.-Philippines Relations China's Military Expansion Australia-Indonesia Relations Security Threats Military Operations Security Alliances South China Sea Tensions Indo-Pacific Cooperation North Korea India's Foreign Policy