The transition from the 19th-century colonial order to the age of nuclear superpowers was not a gradual shift. It was a violent, systemic collapse. To understand the geopolitical landscape today, Wednesday, June 17, 2026, we must look backward. Our modern world is built directly upon the ashes of what is better understood not as two isolated conflicts, but as a continuous European Civil War that spanned from 1914 to 1945.
By unpacking the profound systemic fragility of this era, we can uncover the origins of modern nuclear deterrence, proxy wars, and the geopolitical flashpoints of the 21st century.
The Birth of Total War
Before 1914, armed conflicts were largely restricted to professional military forces acting as proxies for sovereign interests. The outbreak of the First World War shattered this precedent. It introduced the grim reality of Total War, demanding the complete mobilization of entire societies, industries, and ideologies.[2]
This shift fundamentally altered the relationship between a state and its people. Every citizen became a participant through conscription or labor. Because military supremacy relied on industrial output, factories producing basic commodities suddenly became legitimate strategic targets. War transitioned from a limited political tool into an existential crisis. This psychological shift remained embedded in the geopolitical system long after the treaties were signed, setting a destructive precedent for future violence.[6]
The Interwar Illusion
The two decades between the wars are often misremembered as a period of relative peace and recovery. In reality, the so-called roaring twenties and the subsequent depression functioned as a volatile, pressurized waiting room. The legacy of the Treaty of Versailles left a massive power vacuum in Central Europe.
When the global economic order collapsed in the 1930s, desperation accelerated the shift toward radical, extremist ideologies like fascism and communism. International institutions, specifically the League of Nations, proved utterly toothless. As experts analyzing the era have noted, this period was defined by the death of the international diplomatic order.[4] Ironically, ideologically opposed nations like Germany and the Soviet Union even engaged in secret diplomatic and military cooperation during the 1920s to bypass the restrictions of global treaties.[3] When the center of global order collapses, the political fringes inevitably turn to armed force to assert dominance.
Industrialized Atrocity and New Realities
The escalation of total war logic reached its most harrowing extreme during the Second World War. The most horrifying transformation of the 20th century was not just the volume of casualties, but the integration of bureaucratic efficiency into a machine for mass extermination. The Holocaust remains a permanent scar on human history, representing a dark, calculated marriage of technological progress and a political mandate for dehumanization.
The administrative tools designed to support a functional society (transportation networks, data management, civilian tracking) were repurposed to systematically eliminate millions of people. The sheer scale and systematic nature of these crimes created an unprecedented moral and legal vacuum. Society literally had to reinvent its vocabulary to describe the atrocities, cementing a permanent shift in our understanding of how unchecked state power can be turned against its own people.
A Bipolar World and the Fall of Empires
The drive for total victory also pushed human engineering to the breaking point. The Manhattan Project and the subsequent use of atomic weapons in 1945 did more than end the war in the Pacific. It fundamentally changed international relations. A high-intensity conflict between great powers now promised mutually assured destruction.
The traditional European powers emerged physically broken and economically bankrupt. In their place rose two distinct superpowers: the United States and the Soviet Union. Because they could not face each other directly without risking nuclear annihilation, their competition moved to the shadows. Proxy conflicts in Korea, Vietnam, and Afghanistan allowed the superpowers to battle for ideological dominance while insulating their core territories from nuclear fallout.[2]
Simultaneously, the end of the war accelerated global decolonization. Bankrupt European empires could no longer maintain their grip on overseas territories. Nationalist movements in Asia and Africa surged, with colonial subjects refusing to remain subjugated after fighting in European armies. Beginning heavily with India in 1947, dozens of new nation-states emerged, redrawing the global map and navigating complex non-alignment strategies to survive the deeply divided Cold War era.
Echoes of the Past in Today's World
The political architecture of the post-1945 world was explicitly designed to prevent the return of the anarchy that bred the Holocaust and the atomic age. As of today, June 17, 2026, the global dialogue is increasingly questioning whether those structures can hold. Modern pundits often highlight the irresistible urge to invoke World War III whenever regional conflicts flare up.[1]
We face a new age of great-power competition, characterized by deeply complex economic interdependence.[5] Furthermore, the nations born out of post-war decolonization (like India, Brazil, and Indonesia) are now asserting themselves as regional heavyweights, demanding a multipolar world rather than slipping into a simple East versus West alignment.
The most vital lesson from the long crisis of the 20th century is simple. Global order is not a natural state of affairs; it is a human construction requiring constant maintenance, credible deterrence, and clear communication. The transition from total war to nuclear deterrence reveals that our technological capacity often outpaces our collective wisdom. Ensuring stability in an interconnected world means addressing the roots of conflict before the system shatters completely.
Listen to the episode
Want to go deeper into the history that built our current world? Check out the full audio discussion in the latest release: World Wars, Cold War, and Decolonization.
Sources
- The Irresistible Urge to Invoke World War III as Wars Rage in Middle East, Ukraine
- World War, Depression, and the Rebalancing of Global Power, 1914-1970s
- Interwar Diplomacy Between the Soviets and the West as an Origin of the Cold War
- How an International Order Died: Lessons from the Interwar Era
- Navigating the New Age of Great-Power Competition
- World War Two Causes, Turning Points, Outcomes