The Armed Forces of the Philippines (AFP), United States Indo-Pacific Command (USINDOPACOM), and Philippine Coast Guard (PCG) successfully completed a joint maritime cooperative activity in Manila Bay and waters off Mariveles, Bataan on March 20, 2026.
According to a press release issued by Colonel Xerxes A. Trinidad, Chief of the AFP Public Affairs Office, the exercise designated as Bilateral MCA 26-3.1 aimed to enhance interoperability among participating forces while supporting maritime security operations in Philippine Maritime Zones.
The bilateral activity reflects ongoing defense cooperation between Manila and Washington amid continuing regional security challenges in Southeast Asian waters.
Philippine and US Naval Assets Deploy for Joint Operations
The Philippines deployed significant naval and air assets for the cooperative activity, including the BRP Antonio Luna (FFG15), one of the country's most advanced frigates. The Philippine Air Force contributed two A-29B Super Tucano aircraft, one C-208B aircraft, and one Sokol Search and Rescue Aircraft to support the operations.
The Philippine Coast Guard participated with the BRP Gabriela Silang (OPV 8301), an offshore patrol vessel that forms part of the agency's modernized fleet for maritime law enforcement and security operations.
The United States deployed the USS Blue Ridge (LCC-19), which serves as the flagship of the U.S. Navy's 7th Fleet. The command ship, based in Yokosuka, Japan, regularly participates in cooperative activities with regional allies and partners throughout the Indo-Pacific region.
Communications and Photo Exercises Conducted in Bataan Waters
During the March 20 activity, participating units executed a series of coordinated exercises designed to test and improve joint operational capabilities. The exercises included communications checks between Philippine and American forces to ensure seamless coordination during potential future operations.
A photo exercise was also conducted, allowing the participating naval vessels and aircraft to practice formation procedures and visual coordination techniques. Such exercises are standard components of bilateral maritime activities, designed to improve tactical coordination between allied forces.
The choice of Manila Bay and waters off Mariveles provided an appropriate training environment for the cooperative activity, with the area offering suitable conditions for multi-platform operations involving surface vessels and aircraft from both nations.
Maritime Security Focus Addresses Regional Challenges
The bilateral maritime cooperative activity comes as both the Philippines and United States continue to emphasize the importance of maintaining security and stability in regional waterways. The exercise specifically targeted capabilities needed for maritime response operations within Philippine Maritime Zones.
According to the AFP statement, the successful conduct of the MCA demonstrated the continuing commitment of both countries to strengthen coordination and cooperation in promoting regional maritime security and stability. The activity also emphasized adherence to international law in maritime operations.
The timing of the March 20 exercise reflects ongoing efforts by both militaries to maintain regular cooperative activities that enhance their ability to work together in addressing maritime security challenges throughout the region.
AFP Emphasizes Defense Partnership Building
In the official statement, the Armed Forces of the Philippines highlighted its commitment to building strong defense partnerships as part of broader efforts to enhance the country's capability to safeguard maritime interests.
The AFP emphasized that such cooperative activities support the organization's mission to uphold a rules-based international order in regional waters. This commitment aligns with broader Philippine defense policies that emphasize multilateral cooperation in addressing security challenges.
The military organization noted that activities like Bilateral MCA 26-3.1 contribute to the development of enhanced operational capabilities needed for effective maritime security operations in Philippine waters and surrounding areas.
Seventh Fleet Flagship Continues Regional Engagement
The participation of USS Blue Ridge highlights the U.S. Navy's ongoing commitment to regional engagement through the 7th Fleet, which maintains responsibility for naval operations throughout the Indo-Pacific region. The command ship's involvement demonstrates the priority both nations place on maintaining strong bilateral defense relationships.
The 7th Fleet flagship regularly participates in cooperative activities with regional allies and partners, contributing to broader U.S. efforts to maintain stability and security throughout Asian waters.
Such bilateral activities form part of sustained engagement between American and Philippine forces, building on decades of defense cooperation and mutual security commitments between the two allied nations.
Coast Guard Integration Strengthens Maritime Law Enforcement
The inclusion of the Philippine Coast Guard in the cooperative activity reflects the agency's important role in maritime security operations. The participation of BRP Gabriela Silang demonstrates ongoing efforts to integrate coast guard capabilities with military assets in addressing comprehensive maritime security challenges.
Coast guard participation in such exercises enhances the agency's ability to coordinate with military forces during complex maritime operations that may require both law enforcement and defense capabilities.
The cooperative activity provides valuable training opportunities for coast guard personnel to work alongside military counterparts from both the Philippines and United States in realistic operational scenarios.
Future bilateral maritime cooperative activities are expected to continue as both nations maintain their commitment to enhancing regional security cooperation and building stronger defense partnerships in the Indo-Pacific region.
Photo credit: Photo courtesy of PO3 Jess Tommy Gonzales PN and Edward Bungubung/AFP