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Thursday, Apr 16, 2026

Indonesia and Australia Cement Deepened Security Partnership with Historic Treaty

Jakarta hosts formal signing of a bilateral security pact that commits the neighbours to closer defence cooperation and regional stability
Indonesian President Prabowo Subianto and Australian Prime Minister Anthony Albanese formally signed a new bilateral security treaty in Jakarta on Friday, marking a significant advancement in cooperation between the two nations.

The agreement, described by both leaders as the strongest expression of their security relationship to date, commits Indonesia and Australia to regular consultations on security matters and enhanced cooperation in the face of shared threats.

The signing follows negotiations concluded late last year and builds upon existing frameworks, including past agreements dating back to the 1990s and mid-2000s.

At a ceremony in the Merdeka Palace, Mr Albanese said the treaty demonstrates the depth of trust between Australia and Indonesia and signals that the relationship “is stronger than it has ever been.” He emphasised the pact as a pivotal extension of their defence cooperation, aligning with broader efforts to ensure peace and stability in the Indo-Pacific region.

President Prabowo characterised the treaty as a reflection of Indonesia’s long-standing policy of promoting good neighbourliness and independent engagement, underscoring a mutual commitment to national and regional security.

While the full text of the agreement has not been publicly released, officials from both capitals have outlined key elements, including commitments to consult regularly at both leader and ministerial levels on matters affecting common security.

The treaty also envisages joint military training, exchanges of personnel, and cooperation on defence initiatives — measures intended to strengthen interoperability and strategic dialogue between the two neighbours.

Foreign Minister Penny Wong, accompanying Mr Albanese, described the pact as the most substantial step in their bilateral partnership in three decades.

The two countries have also signalled intent to expand cooperation in areas beyond security, including trade, education and development, reinforcing a multifaceted partnership.

Analysts note that, although the treaty stops short of a formal mutual defence obligation, it represents a diplomatic milestone and a clear demonstration of shared interests in navigating a challenging regional environment.

For Canberra, the agreement enhances Australia’s role as a stabilising partner in Southeast Asia, while for Jakarta it reflects a nuanced approach to deepening engagement without compromising Indonesia’s non-aligned foreign policy commitments.
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