Commentaries by David M. Crane | Founding Chief Prosecutor of the UN Special Court for Sierra Leone

The establishment of the Special Tribunal on the Crime of Aggression against Ukraine (STCA) marks a historic moment in the defense of the international legal order. Russia’s full‑scale invasion of Ukraine represents the most blatant act of aggression in Europe since the Second World War. The international community has responded with determination, culminating in the [...]

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The White House, Public domain, via Wikimedia Commons

The most dangerous wars are not the ones forced upon nations, but the ones they begin believing they can control. As the United States edges deeper into open conflict with Iran—a conflict Washington initiated with the confidence of a country accustomed to quick, decisive victories—we are drifting toward a strategic defeat of our own making. [...]

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The modern international order rests on a foundational promise: states must resolve disputes peacefully, and force may be used only as a last resort and only within the bounds of law. The US helped build this system after World War II, embedding these principles in the UN Charter and in its own Constitution. Yet the [...]

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A recent investigation by RFE/RL’s Schemes unit revealed that a senior Russian commander shared a meme among fellow officers that read, “It’s not a war crime if it was fun.” The sentiment is shocking, but it is not surprising—particularly given the context in which it was shared: alongside messages documenting the mutilation of prisoners, the [...]

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Paramilitary forces in Sudan unleashed “a wave of intense violence…shocking in its scale and brutality” during their final offensive to seize the city of El Fasher last October, according to the UN human rights office. That clinical phrasing barely conveys what actually happened: a city starved, surrounded, and then assaulted in a way that left [...]

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The war in Ukraine has entered a phase defined not by movement but by immovable political realities. Russia will not relinquish the Donbas or Crimea, territories it now treats as integral to its domestic narrative and strategic posture. Ukraine cannot accept any settlement that legitimizes territorial seizure by force without violating its constitution, undermining its [...]

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The global security system is creaking under the weight of crises it can’t seem to manage. Wars grind on in Ukraine, Gaza, Sudan, and elsewhere. The Security Council is paralyzed by veto politics. The Secretary‑General is criticized from all sides. And into this moment of institutional fatigue steps a new player: President Trump’s “Board of [...]

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“Armies are equipped and trained to vanquish enemies. If turned inward, they can easily become an instrument of tyranny.” —Elizabeth Goitein, Senior Director for Liberty & National Security, Brennan Center for Justice The United States has long drawn a bright line between military power and civilian law enforcement. The Posse Comitatus Act (PCA) embodies that [...]

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Across the past eight decades, the international community has experienced successive “waves” of atrocity accountability—periods in which global norms either strengthened or eroded in the face of mass violence, authoritarian resurgence, and geopolitical disruption. Today, the world stands at the threshold of a fourth wave: the Age of Aggression, a moment defined by the collapse [...]

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For months, the United States has been carrying out a campaign of escalating force against Venezuela—one that now includes dozens of lethal maritime strikes, a naval blockade of “sanctioned” oil tankers, and, most recently, a drone strike on Venezuelan soil. The administration has acknowledged hitting a dock inside Venezuela that it claims was used to [...]

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