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Aukus Countries by Nominal GDP
listGDP 2026 USD bn
United States31717.641
United Kingdom4040.844
Australia1841.002

GDP Rankings PPP (current international dollar bn)

listPPP GDP 2026 (current int. dollar bn)
United States31717.641
United Kingdom4609.013
Australia2065.340

GDP Rankings (PPP) share of world total Percent

listPPP GDP 2026 Share in World Total Pct
United States14.577
United Kingdom2.118
Australia0.949

GDP Rankings per capita nominal USD

listGDP Per Capita USD
United States92096.549
Australia66277.318
United Kingdom57386.693

GDP Rankings Average per capita PPP

listGDP Per Capita PPP (current int. dollar)
United States77237.694
Australia62357.426
United Kingdom54895.026

Population Rankings

listCombined Population mln
United States344.396
United Kingdom70.414
Australia27.777

Debt vs. GDP Rankings (Avg)

listGeneral government gross debt Percent of GDP
United States123.692
United Kingdom105.399
Australia50.533

Aukus

  • As of October 2026, Aukus has advanced its trilateral defense cooperation with Australia receiving initial deliveries of US-built nuclear-powered attack submarine technology under the partnership. The shift aims to strengthen regional deterrence amid increased Indo-Pacific geopolitical tensions following China's naval expansions. However, the initiative faces risks from evolving Chinese countermeasures and domestic Australian political debates over nuclear infrastructure and strategic autonomy.
  • US delivers first SNA tech to Australia under Aukus
  • Aukus efforts intensify amid Indo-Pacific tensions
  • Australia debates nuclear infrastructure for Aukus submarines
  • Aukus trilateral talks highlight strategic coordination risks
  • The most recent Aukus meeting in September 2026 focused on advancing joint development of next-generation hypersonic missile technology and expanding cybersecurity collaboration. The agenda was driven by escalating strategic competition in the Indo-Pacific and the need to enhance alliance deterrence amid rising Chinese military assertiveness. However, risks persist around technology sharing limits, export controls, and managing regional diplomatic fallout, particularly with France and other European partners concerned about defense alignment shifting.
  • Australia, UK, US Advance Aukus Hypersonic Efforts - Do — D Sep 2026
  • AUKUS Steering Group Report Highlights Cybersecurity Expansion - Australian Defence, Oct 2026
  • US State Dept Signals Technology Constraints in Aukus Pact - Reuters, Sep 2026
  • France Voices Concerns Over Aukus Developments - Financial Times, Sep 2026
  • AUKUS Leaders Commit to Strengthened Indo-Pacific Security - White House, Sep 2026
  • As of mid-October 2026, Aukus negotiations have advanced to detailed implementation discussions focusing on the integration of Australian nuclear-powered submarine technology and joint defense R&D. The primary driver remains Australia's strategic imperative to bolster Indo-Pacific deterrence amid rising regional tensions. Key risks include continued diplomatic friction with China and technical challenges in aligning US-UK-Australian industrial capacities, which may delay delivery timelines and cost estimates.
  • Aukus partners outline next steps for submarine tech transfer
  • Australia and US strengthen Aukus R&D cooperation, Oct 2026
  • Aukus pact faces operational challenges amid China tensions
  • UK Ministry of Defence update on Aukus submarine program progress
  • Strategic implications of Aukus development in 2026 Indo-Pacific security
  • As of October 2026, the Aukus partnership (Australia, UK, US) is advancing its joint defense and technology integration, notably accelerating development of next-generation nuclear-powered submarines and expanding cooperation in emerging defense technologies like AI and cyber capabilities. This progress is driven by shared strategic concerns over Indo-Pacific security dynamics and growing China military assertiveness. Key risks include potential diplomatic friction with China and internal challenges in aligning industrial production timelines across three countries.
  • Aukus partners advance submarine production and tech cooperation
  • Australia
    United Kingdom
    United States

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    GDP Rankings per capita nominal USD

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    GDP Rankings Average per capita PPP

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    GDP Growth Rankings %

    list2026 GDP Growth
    Australia2.078
    United States1.744
    United Kingdom1.407

    Investment to GDP

    listInvestment levels to GDP
    Australia25.249
    United States21.604
    United Kingdom16.991

    Budget Balance/GDP

    listBudget Balance/GDP
    Australia-2.165
    United Kingdom-3.307
    United States-5.497

    Average Current Account Balance/GDP

    listCurrent Account Balance/GDP
    United States-3.173
    Australia-3.437
    United Kingdom-3.683