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The five-domains update | The Strategist

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Sea state

Australia’s fleet of 12 new submarines will cost about $225 billionto build and maintain, according to the program’s head. Greg Sammut told Senate estimates that it would cost $80 billion to build the vessels plus $145 billion to ‘sustain, update and upgrade’ them until 2080. ASPI’s Marcus Hellyer said the total cost wasn’t surprising, as submarines are ‘currently our most…