PoliticsFederalDefencePrint articleThe states slug it out in submarine warfareUpgraded Collins-class submarines are vital to our defence future. But first comes a battle between Western Australia and South Australia for the work, writes Andrew Tillett.Andrew TillettForeign affairs, defence correspondentAug 9, 2019 – 12.00amSaveLog in or Subscribe to save articleShareCopy linkCopiedEmailLinkedInTwitterFacebookCopy linkCopiedShare via...Gift this articleSubscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? LoginPork barrelling and state parochialism are never a good yardstick for making huge defence spending decisions.But they are hanging over the federal government’s forthcoming deliberations over the future of maintenance for Australia’s ageing Collins-class submarines.Loading...Andrew Tillett writes on politics, foreign affairs, defence and security from the Canberra press gallery. Connect with Andrew on Facebook and Twitter. Email Andrew at andrew.tillett@afr.comSaveLog in or Subscribe to save articleShareCopy linkCopiedEmailLinkedInTwitterFacebookCopy linkCopiedShare via...Gift this articleSubscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? LoginLicense articleIntroducing your NewsfeedFollow the topics, people and companies that matter to you.Find out moreRead MoreDefenceRex PatrickMelissa PriceLatest In FederalFetching latest articlesMost Viewed In PoliticsThe Australian Financial Review MagazineThe next trend in hotels? Ones you don’t check out ofAnna McCooeThe CEO who rediscovered his love of motorbikes (40 years later)It’s the coolest chalet in Switzerland – though not for everyoneBOSS Financial ReviewThese execs studied offshore MBAs. Here’s what they did next1 hr agoHannah TattersallThe CEO of this $7b company is doubling his workforce – by using AIHow a banker, coal owner and pokies baron passed the ESG pub testLife & Leisure‘AI agents’ could turn out to be as useless as The Internet Of ThingsJohn DavidsonThe luxury caravan of the future is here – and it’s bulletproofThe designer who made the leggings you probably wearRich ListToorak Rich Listers caught up in mansion fireHannah Wootton‘How very Sydney’: Justin Hemmes forced to unleash charm offensiveBillionaire Geminder mulls asset sales at struggling Pro-Pac business