Philippines and Taiwan Quietly Expand Maritime Security Cooperation

Published: October 7, 2026, 6:01 pm

On October 2, the Philippine Coast Guard officially commissioned the BRP Sarangani, a retired vessel formerly known as the Kinmen. This transfer marks a significant, albeit quiet, development in the relationship between the Philippines and Taiwan. Unlike previous donations from Taipei to countries that officially recognize its statehood—such as Palau, the Marshall Islands, and Tuvalu—this transaction avoided direct government-to-government interaction. Instead, the Philippine-based nongovernmental organization We Protect Our Seas (WPS) Foundation acquired the ship, handled the renaming and repainting, and facilitated the transfer to the Philippine Coast Guard without public acknowledgment of the vessel's origin.

This indirect approach is necessary because the Philippines adheres to a One China policy and seeks to avoid provoking Beijing. While nations like the United States, the United Kingdom, Germany, France, and Singapore maintain unofficial economic and cultural ties with Taiwan, the Philippines’ engagement is uniquely sensitive due to its geographic proximity to the island. The Philippine province of Batanes sits near the Bashi Channel, placing it in a position to be directly affected by any potential conflict over Taiwan. Furthermore, the presence of approximately 200,000 Filipino workers in Taiwan creates an urgent humanitarian and evacuation concern for Manila. Philippine President Ferdinand Marcos Jr. has publicly characterized Taiwan’s security as inseparable from the Philippines' own national security, framing it as a matter of national interest rather than an elective foreign policy.

Manila must calibrate these ties carefully, as increased engagement can lead to heightened Chinese assertiveness in the South China Sea, which directly impacts Philippine sovereignty and local fisheries. Despite these risks, the Philippines has continued to deepen its cooperation with Taiwan, which is currently its ninth-largest trading partner. This relationship encompasses agriculture, education, and healthcare, with growing interest in the semiconductor and start-up sectors. Bilateral cooperation has steadily evolved since the 2017 signing of an investment agreement under Taiwan's New Southbound Policy, established during the administration of President Rodrigo Duterte.

Maritime cooperation has also become a focal point, rooted in crisis management efforts following the 2013 killing of a Taiwanese fisherman by Philippine personnel. The BRP Sarangani is intended to support search and rescue, humanitarian assistance, disaster response, and maritime patrols. Last year, the two coast guards conducted joint patrols in the Bashi Channel, and Taiwan’s Coast Guard is reportedly planning a vessel visit to the Philippines in 2027, which would be the first since 1975. The current push for cooperation suggests that Manila sees little benefit in self-restraint, as Chinese pressure in the South China Sea has persisted regardless of the Philippines' approach. While the Philippines remains committed to the One China policy to mitigate security risks, officials are actively planning for potential contingencies. With 86 percent of the Filipino public favoring neutrality in a potential China-Taiwan conflict, and the possibility that U.S. forces could utilize Philippine bases under the Enhanced Defense Cooperation Agreement, the government is navigating a complex path to safeguard its national interests while maintaining regional stability.

Photo: Collected