In the complex world of international diplomacy, historical events continue to shape current policies and national identities. The scars of past conflicts, whether they be wars, colonial legacies, or betrayals, remain deeply embedded in the fabric of many nations. However, failure to confront these issues head-on not only traps us in cycles of resentment but also impedes strategic progress that is essential for future global stability. While forgiveness is often absent from the international conversation, it must become a strategic necessity if nations are to break free from the weight of history and build the cooperative, secure world we need. Without a deliberate decision to move past old conflicts, we risk being locked in an endless cycle of recrimination. A balanced approach, one that recognizes the importance of learning from the past while choosing to move forward, becomes critical.

The experiences of countries like Germany and Japan after World War II offer invaluable lessons in this process.

Learning from History: Germany, Japan, and the Rebuilding of Nations

After World War II, Germany and Japan were devastated, facing not just physical destruction but deep questions about identity and responsibility. The world watched closely to see how they would rebuild and, more importantly, reconcile with their neighbours.

Germany’s recovery was propelled by international support, particularly from the U.S. through the Marshall Plan, which helped rebuild the economy and integrate Germany into the Western bloc. Similarly, Japan’s recovery was supported by U.S. aid but also required Japan to prioritize regional cooperation and peacebuilding.

For both nations, progress came from confronting their pasts; not erasing them. Germany, under leaders like Konrad Adenauer, chose reconciliation over revenge, fostering cooperation with France and contributing to the European Union’s creation. Japan, under Shigeru Yoshida, focused on economic recovery and international trust-building, transforming from an imperial power into a proponent of diplomacy and innovation.

Strategic Healing: Moving Beyond Justice to Build Trust

The core lesson from Germany and Japan is not just about rebuilding nations, but about strategic healing a deliberate decision to choose forgiveness over vengeance, to acknowledge painful histories while choosing cooperation for a future of peace. But it’s important to recognize that this was not just a political or economic decision it was a deeply personal one. The road to reconciliation was paved not only with international treaties and strategic alliances, but with the quiet, often unseen efforts of individuals willing to confront their own pasts.

For Germany, the aftermath of Nazi rule was not just about political and economic recovery; it was about the psychological rebuilding of a society that had been complicit in and, in many cases, directly responsible for horrific war crimes. For decades after the war, Germans had to reconcile with their own guilt and the guilt of their neighbours. Some lived in towns where families had been forced to play roles in the atrocities perhaps unknowingly, perhaps complicit and faced the reality of rebuilding those very communities. The personal toll of this process cannot be overstated. Ordinary Germans had to find ways to coexist with those who had been their enemies, even when they themselves had been victims of the war, whether as civilians or soldiers. Many who had opposed the Nazi regime were forced to hide their opposition for years, living in fear and suppressing the truth about their beliefs. To heal, they had to forgive themselves as much as they had to forgive others.

Consider the courage it took for the survivors of the war, particularly the Jewish community, who had to rebuild not only their homes and their lives but also their faith in their German neighbours. Survivors weren’t just facing the loss of their families and communities; they were also confronted with the fact that they now had to live next to the very people who may have once been perpetrators or silent bystanders. This was an unimaginable strain, as it required them to live with historical trauma and yet find ways to coexist for the sake of future generations. Their forgiveness wasn’t about excusing the past but about creating the possibility of a future a future that didn’t allow hatred to dictate every aspect of life. They faced the challenge of balancing moral righteousness with the practical necessity of social and political healing.

In warfare, true forgiveness requires not only victims’ healing but also the difficult process of reconciliation for those who were complicit in harm, whether soldiers, political leaders, or civilians. Achieving forgiveness demands personal reflection and self-forgiveness for past actions. However, leadership, both political and media, is crucial in guiding a nation toward this healing. It is the responsibility of leaders and the media to help citizens move beyond cycles of revenge, enabling them to focus on building a future rather than being trapped by the past.

In Japan, the toll was also immense. For years after the war, many Japanese citizens had to navigate the internal conflict of being part of a nation that had inflicted pain and suffering across Asia, and yet they, too, had endured immense hardship, including the atomic bombings of Hiroshima and Nagasaki. The survivors of those bombings, or hibakusha, faced not just physical and emotional scars, but also the burden of helping their country face its imperial past. The personal toll for many of these individuals was staggering, as they were forced to confront the role Japan had played in creating so much destruction, while also grappling with their own trauma and pain. The bravery it took for the citizens of Japan to choose reconciliation over vengeance, to rebuild relationships with former enemies, was not an easy one. It required a profound sense of humility and a commitment to the future, rather than dwelling in the bitterness of the past.

For both countries, the process of strategic healing, rebuilding trust, was not a passive act. It was active, and often painful. Forgiveness was not just about letting go of anger or resentment it was about creating the necessary space for dialogue and understanding. It involved confronting uncomfortable truths, not simply for the sake of peace, but for the sake of progress and survival. Without forgiveness, the cycles of suspicion and retribution would have doomed both Germany and Japan to perpetual conflict. Without forgiving their neighbours, and themselves, they would have never found the path toward international cooperation and regional peace.

The Relevance of Forgiveness in Today’s Geopolitical Landscape

Just as Germany and Japan faced the immense challenge of rebuilding post-WWII, today’s geopolitical landscape is marked by rising tensions, particularly involving authoritarian regimes, nuclear proliferation, and the erosion of multilateral cooperation. Ongoing conflicts highlight how historical grievances and geopolitical rivalries continue to shape today’s struggles. Addressing these global challenges requires not only accountability but also an approach that includes reconciliation, much like the paths taken by Germany and Japan in the mid-20th century.

The challenge for today’s leaders is to ensure that behind every deal, every diplomatic forum, and every conversation, there is a bigger ambition: to create space for dialogue, to earn trust, and to foster an environment where progress is possible. This is not just good diplomacy it’s good strategy.

Modern-day conflicts, from cyber warfare to territorial disputes, are often fuelled by entrenched historical grievances that can paralyze international relations. Forgiveness is not about erasing history or forgetting the past. It is about acknowledging deep-seated wounds and choosing to build trust despite them. For nations to move forward, leaders must not only address the historical issues but also guide their citizens to see beyond their grievances. If the people remain trapped in resentment, change becomes impossible.

In a world where defence cooperation, technological innovation, and international peace are increasingly interconnected, the strategic value of forgiveness has never been more critical. Leaders must create platforms for honest dialogue, confront uncomfortable truths, and foster reconciliation within their own borders. Without this, cooperation becomes unattainable, and the cycle of conflict will persist.

If nations fail to invest in forgiveness and reconciliation, the future will be defined by a continuation of the very disputes that hold them back. The choice is clear: without forgiveness, the path to peace remains blocked, and the conflict will inevitably persist.

Conclusion: Beyond Vengeance, Toward Trust

Today’s diplomatic test is not just about aligning interests but about the courage to confront past wrongs and choose cooperation over resentment. The experiences of Germany and Japan show that recovery is not merely a concession, it’s a strategic necessity. For this to succeed, it requires not just political leadership but also a collective commitment from citizens to move beyond revenge and work toward a shared future of progress.

In a world where global stability is increasingly fragile and tensions continue to rise, the lessons from history remain vital. By prioritizing strategic healing, fostering trust, and creating platforms for honest dialogue, nations can transform old wounds into opportunities for a more stable, cooperative, and prosperous future.

This is not just an ideal; it’s a strategic imperative for addressing today’s global challenges and for building a better future.

The author is an economic historian and founder of Anday AB, advising on strategic networking and stakeholder engagement across politics, defence, and international affairs.