China Accuses Philippines of “Flagrantly Infringing” on Sovereignty in Seabed Claim
China accused the Philippines of “flagrantly infringing” on Chinese sovereignty and undermining regional peace after the Philippines formally presented its bid to the United Nations for extended seabed rights in the South China Sea (South China Morning Post).
Fourteen Missing After Vietnamese Cargo Ship Sinks
A Vietnamese cargo ship sank off a Chinese-occupied shoal in the South China Sea; Vietnamese, Philippine, and Chinese rescuers identified forty-eight survivors, but fourteen people remain missing (AP).
Philippine President Denounces Chinese Expansion in South China Sea
Philippine President Ferdinand Marcos Jr. denounced China in his state of the nation speech, vowing that his government will defend a 2016 arbitration ruling that invalidated Beijing’s claims in the disputed South China Sea, saying that Filipinos “do not yield” to conquerors (AP).
U.S., Japan Join Philippines in South China Sea Drills
The United States and Japan joined the Philippines in maritime exercises in the South China Sea, as the Philippine and Chinese governments traded accusations following the encounter between their vessels in the disputed waters (Reuters).
Philippines Accuses China of Using Water Cannon on Its Vessels
The Philippine Coast Guard accused its Chinese counterpart of firing a water cannon at government vessels near the Scarborough Shoal for a second day, marking the third confrontation between the two countries in the South China Sea in a week (Reuters).
China, Philippines Clash at Scarborough Shoal
China’s coastguard said it drove away two Philippine government vessels near Scarborough Shoal after the ships “ignored repeated Chinese warnings and deliberately entered waters under China’s jurisdiction”; the stand-off came a day after Chinese Foreign Minister Wang Yi warned his Philippine counterpart on the sidelines of the ASEAN foreign minsters’ meeting that the Philippines would “bear the bitter consequences” if it tried to provoke Beijing with the help of other countries (South China Morning Post).
U.S. Secretary of State Marco Rubio described China’s actions in the South China Sea as “disturbing,” reaffirming Washington’s defense commitments to the Philippines amid the countries’ ongoing confrontation (Reuters).
China’s Actions Risk Creation of New Status Quo, Taiwan Official Warns
A senior Taiwan official warned that China’s gradually increasing pressure tactics risk creating an entirely new status quo in the Taiwan Strait, as it pressures not only Taiwan but also Japan and the Philippines with its maritime actions (Reuters).
Philippines: Floating “Structure” Removed from Scarborough Shoal
One week after it appeared, the Philippine task force on South China Sea issues confirmed that the floating “structure” previously detected on the Scarborough Shoal had been removed; the task force also issued a statement reiterating Philippine sovereignty over the shoal (Reuters)
Philippines Protests China’s Deployment of Floating “Structure” on Disputed Territory
The Philippines protested China’s deployment of what it described as a floating “structure” with personnel on the Scarborough Shoal, fearing it could be a part of Beijing’s effort to turn the shoal into an island base, Philippine officials said (AP)
Thailand Exits Offshore Energy Exploration Agreement With Cambodia
Thailand exited a twenty-five-year-old joint offshore energy exploration agreement with Cambodia today, following the countries’ armed conflict last year (SCMP)
The deal allowed for exploration in areas where both countries have overlapping territorial claims; Cambodia said it would now seek to settle the maritime territorial dispute under the United Nations Convention on the Law of the Sea (Reuters)
Separately, Japan and the Philippines agreed to launch negotiations on a deal for Japan to supply used warships to the Philippines; in a joint statement issued at a Manila meeting, their defense chiefs voiced concern over China’s “coercive activities” in disputed waters (AP)
Japan Joins U.S.-Philippines Drills
Following earlier Japan-Philippines cooperation agreements, Tokyo is sending troops to annual military exercises organized by the United States and the Philippines for the first time today (FT)
More than a dozen other partner countries are also participating in the exercises, which run through May 8 (Pentagon)
Satellite Imagery Shows China Moving to Block Scarborough Shoal Entrance
Satellite imagery obtained by Reuters from April 10 to 11 shows China deploying fishing boats, a naval or coast guard vessel, and a new floating barrier across the entrance to the Scarborough Shoal; the move comes as the Philippines sends its own vessels to protect Filipino fishermen increasingly pushed out by larger Chinese patrols in the region (Reuters)
U.S., Australia Join Philippines for South China Sea Maritime Exercises
The United States, Australia, and the Philippines concluded four days of joint maritime drills in the South China Sea, deploying warships, fighter jets, and surveillance aircraft to bolster regional defense amid ongoing tensions with China; the exercises precede the larger annual Balikatan war games beginning April 20, which this year will feature Japan as a full participant for the first time (Reuters)
Separately, Philippine authorities confirmed that cyanide was found in bottles seized from Chinese vessels near Second Thomas Shoal, warning the toxic substance could have devastated local marine life and damaged the reef underpinning a grounded warship Manila uses to assert its territorial claim (Reuters)
Philippines and China Resume South China Sea Talks
The Philippines and China resumed high-level South China Sea talks this week for the first time since January 2025, with Manila firmly reiterating its positions on incidents threatening Filipino personnel while both sides explored preliminary oil and gas cooperation; the discussions also addressed stable access to energy and fertilizers amid ongoing Middle East conflict disruptions (Reuters)
Philippines, France Sign Military Pact
The Philippines and France signed a visiting forces agreement allowing joint military training on each other’s territory as Manila deepens defense ties amid rising tensions with China in the South China Sea; the deal also reaffirmed support for a rules-based order, emphasized peaceful dispute resolution, and highlighted stronger supply chain resilience (Reuters)
Vietnam Condemns China’s Expansion at Antelope Reef
Vietnam has formally denounced China’s accelerated land reclamation and construction at Antelope Reef, labeling the unauthorized activities in the disputed Paracel Islands as illegal and invalid; Hanoi’s protest follows reports that the massive dredging project could potentially host a 2,700-meter runway, making it one of China’s largest strategic features in the South China Sea (RFA)
Philippines Rejects Beijing’s Claim to South China Sea
The Philippines rejected China’s claim of sovereignty over the entire South China Sea, disputing a statement from the Chinese embassy that a Filipino diplomat had previously acknowledged the disputed Scarborough Shoal was not part of Philippine territory; Manila said maritime disputes must be addressed through established international legal mechanisms rather than unilateral declarations (Reuters)
Philippines Arrests Defense Personnel Over Alleged Spying for China
Philippine authorities arrested three individuals affiliated with the Department of National Defense, the Navy, and the Coast Guard on suspicion of providing Chinese intelligence with sensitive information; the arrests stem from yesterday’s announcement that information related to resupply missions was passed to Chinese intelligence (The Diplomat)
Philippines Says Information on South China Sea Resupply Missions Leaked
Philippine officials said that information related to the country’s resupply missions in the South China Sea had been compromised and passed to Chinese intelligence agents; the breach was described as limited in scope, and the communication channels used to transmit the data have since been shut down (Reuters)
U.S., Japan, and Philippines Hold Joint Military Drills
The Philippine, Japanese, and U.S. navies held joint military drills in the South China Sea to improve coordination; exercises included fly-bys, communication checks, fuel replenishment, and joint air patrols (Reuters)
China Signal Reaches Philippine Outpost
Philippine officials visiting Thitu Island received phone alerts reading “Welcome to CHINA” upon arrival as Chinese coast guard, naval, and fishing vessels operated nearby; the island is the Philippines’ most strategically important outpost in the disputed South China Sea (Reuters)
Philippines Balances Ties With China and Allies
The Philippine Foreign Ministry stated it will continue engaging China through open dialogue while expanding cooperation with like-minded partners that back Manila’s position in the South China Sea; officials said these parallel efforts aim to sustain constructive engagement with Beijing while reinforcing external support for its maritime claims (Reuters)
Philippine Foreign Ministry Encourages Chinese Embassy to Remain “Constructive”
The Philippine Foreign Ministry stated that the Chinese Embassy should remain “calm” and “professional” amid an escalating war of words between Chinese diplomats and public officials (Reuters)
Australia, Indonesia Seal Security Pact to Counter China
Australia and Indonesia signed a landmark security agreement as Prime Minister Anthony Albanese and President Prabowo Subianto moved to deepen defense ties and curb China’s growing influence in the region; the deal builds on earlier bilateral frameworks and fits into Canberra’s broader push since 2022 to strengthen security, police, and aid partnerships across the Pacific as the United States presses allies to shoulder more responsibility in deterring Beijing (Bloomberg)
China Patrols Disputed Scarborough Shoal
The China Southern Theater Command reported that China conducted naval and air patrols over the Scarborough Shoal; while the shoal is part of the Philippines’ exclusive economic zone, China also claims it as part of its territory (Reuters)