For the first time in its history, Australia’s flagship military exercise has moved beyond its own shores, drawing in Pacific island nations as Canberra and Washington push to “regionalise” strategic deterrence across the Indo-Pacific.Neighbouring Papua New Guinea (PNG) is hosting parts of this year’s Talisman Sabre exercise, which began on July 13 and runs until August 4, with activities involving Australian and US troops.“This is an important demonstration of the deepening integration...