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 Magazine‘We don’t want to die wondering’: Jo Horgan on Mecca’s biggest bet yetLauren SamsThis Brisbane restaurant deserves a Michelin starHow Ozempic and other GLP-1s are transforming much more than just waistlinesBOSS Financial ReviewHow the Macquarie CEO played a role in setting me up to lead MagellanSally PattenWhich AI course should I do?No work beyond 1pm on Fridays for this loose kidLife & LeisurePHEV or faff: is the new BMW M5 hybrid worth its weight?Tony DavisYou can never have too many bikes, according to this Perth entrepreneurBeautify your bedroom with a six-figure bed and chic Bauhaus lampRich ListPortelli hits fast lane on mooted LMCT+ sale, MacCap takes the wheel1 hr agoSarah Thompson, Kanika Sood and Emma RapaportInside the fortune Kerry Stokes (quietly) made in ChinaLaurence Escalante gets real deep on Instagram bender