By Christopher Burke

The core strategic issue of our era is no longer a choice between state competition and cooperation, but how to integrate these forces into a coherent approach to global security. Traditional International Relations (IR) theory struggles here because it treats Realism’s emphasis on power and rivalry and Neoliberalism’s focus on cooperation and shared institutions as opposing worldviews not complementary. Climate change, resource scarcity and other transnational pressures have become defining strategic drivers, forcing states to blend hard-power logic with institutional collaboration. This synthesis is now taking shape within emerging minilateral architectures such as the Quadrilateral Security Dialogue comprising the US, India, Japan and Australia known as the Quad and the trilateral security partnership comprising Australia, United Kingdom and the United States referred to as AUKUS.

Cooperation between members of the Quad traces back to the coordinated response to the 2004 earthquake and tsunami in the Indian Ocean.  Unveiled in 2021 under the Biden Administration, the Trump Administration recently reaffirmed support for AUKUS.  These frameworks represent a coordinated, dual-track approach to security and development in the Indo-Pacific. The Quad is a strategic partnership primarily focused on non-traditional security issues and the provision of public goods, tackling shared challenges such as climate change, critical and emerging technologies, infrastructure and global health.

AUKUS in contrast, is explicitly concerned with high-end military and technological integration featuring a flagship initiative to help Australia acquire nuclear-powered attack submarines and a commitment to the collaborative development of advanced military capabilities.  AUKUS provides the credible hard-power foundation to deter aggression, while the Quad actively works to define and build the collaborative economic and diplomatic institutions that ensure regional stability and collective benefit.  This dual-track approach perceives hard-power deterrence as a necessary, but ultimately insufficient, condition for long-term regional peace.

Realist Shift: Power Projection and the Security of Supply Chains

Realism is firmly focused on survival and power, but increasingly frames sustainability as a core security concern. Resource competition and climate instability are potent threat multipliers. Securing access to critical minerals essential for the global energy transition is fundamentally a struggle for future technological and economic power.  From this perspective military superiority is necessary to guarantee supply chains and protect national economic integrity.

This Neoclassical or Structural Realist imperative is the explicit driving force behind AUKUS. The pact is centered on hard power, equipping Australia with nuclear-powered submarines and collaborating on the development of military technologies including artificial intelligence (AI) and hypersonics.  Kenneth Waltz argued that because there is no one to prevent the use of force, each state is the judge of its own cause and must provide for its own defense. The primary objective of AUKUS is to maintain the balance of power and impose costs on adversaries securing the strategic foundation. This acknowledges arguments by scholars such as Bec Strating that the current rules-based order that facilitates global trade is not a self-sustaining legal framework, but rather a political project that requires ongoing credible political and military commitment.

The Neoliberal Blueprint: Institutions for Absolute Gains

Challenges of sustainability, however, cannot be addressed by power projection alone. The global environment is a non-excludable collective good; no single state can secure itself from planetary collapse. This is where Neoliberal Institutionalism provides an essential operational toolkit.

This approach is the explicit mandate of the Quad. As an informal, non-military diplomatic forum, the Quad focuses on institutional and normative governance: setting standards for high-quality infrastructure, coordinating climate action and securing supply chains. Robert Keohane’s observation that institutions reduce the uncertainties of the future and the costs of making and enforcing agreements explains the Quad’s function. By establishing collective solutions, the Quad maximizes mutual, long-term economic benefit—the absolute gains—that would be unattainable unilaterally.

The focus on cooperative governance and comprehensive societal solutions inherent in the Quad also functions as a necessary response to critiques of purely state-centric military models by scholars such as Joseph Camilleri defining the security agenda through a lens of human development and resilience. This is demonstrated by collaborative efforts of nations such as Japan and Australia to invest in resilient governance and infrastructure in the Indo-Pacific and jointly build regional institutions that serve their strategic interests by minimizing geopolitical risk and maximizing the economic benefits of stable trade environments.

The Synthesis: AUKUS and the Quad as Hybrid Regimes

The real strategic innovation is recognizing that AUKUS and the Quad are not standalone initiatives, but complementary pieces of one architecture. Together they translate hard-power capacity into workable institutional arrangements that shape behavior, set expectations and reinforce a more stable regional order.

At the foundation of this hybrid system is the securitization of non-traditional threats. Barry Buzan’s work reminds us that security is ultimately about survival, but what counts as a threat is socially constructed. As climate risks and supply-chain fragility move into the category of issues demanding high-level attention, states are integrating them directly into their strategic planning.

This shift reveals the deeper logic of structural interdependence. AUKUS anchors the system in credible hard power, providing the military assurance needed to deter coercion and uphold the rules governing trade and connectivity. The Quad complements this by advancing a more Neoliberal vision of regional order built around economic cooperation, shared standards and institutions that deliver collective benefit under that security umbrella.

What emerges is a dual-track model in which neither pillar functions effectively on its own. Economic gains generated through institutional cooperation require the protection of a stable strategic environment, while deterrence is more credible when states share long-term interests and see real value in cooperative arrangements.

Sustainable policies only work when these two logics reinforce each other. The Quad’s cooperative gains rely on a stable security environment, while AUKUS’s deterrence is strengthened when states see value in long-term, mutually beneficial institutions.

Christopher Burke is a senior advisor at WMC Africa, a communications and advisory agency located in Kampala, Uganda. With over 30 years of experience, he has worked extensively on social, political and economic development issues focused on extractives, governance, environment issues, policy formulation, communications, advocacy, conflict transformation, international relations and peace-building in Asia and Africa.