Pukpuk treaty commits the two neighbours to greater military cooperation, although the text is yet to be released.

The Pukpuk Treaty is due to be signed soon by PNG Prime Minister James Marape and Australia's PM Anthony Albanese.

Pukpuk treaty commits the two neighbours to greater military cooperation, although the text is yet to be released.

Up to 10,000 Papua New Guineas will be allowed to serve with the Australian military under the pact.

While China has voiced misgivings, the pact is seen as necessary by some – even if it could draw Australia into PNG’s domestic conflicts.