JAKARTA/CANBERRA, Feb. 6 -- Australia and Indonesia signed a landmark security treaty on Friday, establishing closer military cooperation and new defence training initiatives between the two nations.

The agreement, signed at Jakarta's Merdeka Palace, will see Australia supporting the development of military training facilities in Indonesia and embedding a senior Indonesian officer within Australia's defence force, Prime Minister Anthony Albanese said in a joint statement.

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"This is a historic moment in our nations' relationship," Albanese said, highlighting the long maritime boundary shared by the two countries. "We are more than just partners - we are close friends."...