The strategic relationship between Australia and the Philippines is experiencing a significant evolution, driven by regional security concerns and shared democratic values. With a population of approximately 115 million, the Philippines holds critical geopolitical importance in maritime Southeast Asia. The country faces daily challenges to its sovereignty from an expanding authoritarian power, particularly China, which views the Philippines as a key target in its broader regional ambitions.
The resurgence of the treaty alliance between the Philippines and the United States positions the country as a vital player in deterring aggression, particularly regarding the security of Taiwan and the broader area known as the First Island Chain. As tensions rise in the Indo-Pacific region, Australia recognizes the necessity of bolstering its strategic partnerships, particularly with the Philippines, which has become its closest security ally after the United States.
Shifts in Strategic Alliances
The defence relationship between Australia and the Philippines has transformed significantly since 2017. This evolution reflects not just shared threat perceptions but also increasing doubts about the reliability of US support for its allies. The Marcos administration is actively pursuing enhanced security partnerships, further solidifying Manila’s position as a strategic ally for Australia.
Australia’s interest in the security of the Philippines is not merely a reflection of US strategy but also stems from its independent security concerns. While a military contribution to the defence of the Philippines may involve strategic risks, it aligns with Australia’s broader goal of maintaining a stable regional order and supporting a democracy under threat. This commitment is particularly pressing as both nations work to enhance their military cooperation amidst growing regional tensions.
Building Defence Cooperation
Recent developments indicate a political window for institutionalising defence cooperation between Australia and the Philippines. A recent joint defence exercise, known as Alon 2025, serves as a critical step in enhancing military collaboration. This exercise not only showcases the capabilities of both nations but also highlights their commitment to working together in the face of external aggression.
As the geopolitical landscape continues to shift, both Australia and the Philippines must navigate the complexities of their relationship with China. The strategic alignment between these two nations is crucial, not only for their national interests but also for the stability of the entire region.
In conclusion, the strengthening of defence ties between Australia and the Philippines represents a proactive approach to regional security. By furthering their cooperation, both nations can contribute to a more resilient Indo-Pacific and demonstrate a united front against authoritarian challenges. As the situation evolves, continued dialogue and joint initiatives will be essential to solidifying this vital alliance.
Policy recommendations for both governments include enhancing joint military exercises, increasing intelligence sharing, and establishing formal frameworks for defence cooperation. By doing so, Australia and the Philippines can ensure a robust partnership capable of addressing current and future security challenges.


































