From April 11-28, 2026, the United States and the Philippines conducted the annual Balikatan 2026 military exercises, widely regarded as the largest in the history of the exercise series, involving more than 17,000 personnel, including approximately 10,000-12,000 U.S. troops. The exercises also included participation from several partners, including Japan, Australia, Canada, France, and New Zealand.
Several aspects of the exercise were particularly noteworthy.
1. Distinctive Features of Balikatan 2026
Beyond its unprecedented scale, Balikatan 2026 stood out because of the first-ever formal participation of several partners outside the traditional U.S.-Philippines bilateral alliance framework. Most notably, Japan deployed a full operational force for the first time, including approximately 1,400 personnel, Type 88 anti-ship missiles, and US-2 amphibious aircraft. This also marked the first participation of the Japan Ground Self-Defense Force, representing an important shift in Japan’s security policy.
In terms of operational content, the exercises expanded into multidomain warfare, covering air, land, naval, space, and cyber operations. Several activities attracted particular attention, including: an amphibious defense drill in Palawan on April 27 featuring HIMARS systems and unmanned technologies; the deployment of the NMESIS anti-ship missile system in Northern Luzon; and, most notably, a live-fire exercise on April 24 involving the sinking of a target vessel using unmanned surface vessels (USVs) integrated with airstrikes and reconnaissance assets. These activities demonstrated a growing trend toward integrating unmanned technologies into maritime warfare, reflecting lessons learned from recent conflicts.
Geographically, the exercises extended across areas ranging from Northern Luzon and Itbayat to Palawan, all of which hold strategic importance near the South China Sea. Viewed in a broader context, Balikatan took place immediately after and in conjunction with the “Salaknib” exercises, forming a continuous training cycle aimed at improving interoperability and deterrence capabilities in the region.
2. Implications for the U.S.-Philippines Alliance and the Regional Security Architecture
The scale and expanded character of Balikatan indicate that the U.S.-Philippines alliance is evolving toward a more multilateralized framework, rather than remaining confined to traditional bilateral cooperation. The increasingly active participation of Japan and Western partners reflects broader U.S. efforts to build a wider security network across the Indo-Pacific region.
At the same time, as with other regional military exercises, Balikatan does not necessarily signify the emergence of a “NATO-style military alliance” in Asia. Participating countries continue to maintain different levels of commitment based on their respective strategic interests. Nevertheless, growing interoperability, technology sharing, and operational coordination, particularly in emerging domains such as space, cyber operations, and unmanned systems, have significantly enhanced collective deterrence capabilities.
In addition, the increasing prominence of technologies such as USVs during the exercises highlights an emerging trend in future conflict environments, where states may rely on relatively low-cost platforms to counter conventional naval forces. This could potentially alter the maritime balance of power, particularly in contested regions such as the South China Sea.
Overall, Balikatan 2026 was not merely an annual military exercise but also reflected the broader restructuring of the regional security architecture toward a more flexible, multilayered, and increasingly interconnected network among U.S. allies and partners.
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hereTranslated by HC
