International Law
Just Security offers expert analysis of international law and its role in addressing global challenges. Our coverage includes litigation in international and regional tribunals, the process of international law-making, analysis of compliance and accountability for international law violations–including international criminal justice, and challenges to the international legal order.
3,509 Articles

Litigating Aggression Backwards
"Litigating aggression backwards may 'work' in the sense of obtaining favorable judgments, but it can also create subtle distortions over what is at stake that are only likely…

How Not to Fail on International Criminal Justice for Ukraine
"The revival of support for legal accountability for the crimes of aggression, war crimes, and crimes against humanity is welcome. But will it last — and will it succeed?"

Russia’s Use of Cluster Munitions and Other Explosive Weapons Shows Need for Stronger Civilian Protections
"Russian forces have relied heavily on two types of weapons that are notorious for the unacceptable and often unlawful harm they inflict on civilians."

Шлях: Головний прокурор, Міжнародний кримінальний суд та Україна
"Найкращим варіантом для Сполучених Штатів, України та міжнародної спільноти буде повна підтримка…

The Way: The Chief Prosecutor, the Int’l Criminal Court, and Ukraine
"The Biden administration will best serve the United States, Ukraine, and the international community by supporting the Prosecutor fully," writes a former DOJ attorney and veteran…

Insight from Ukraine: Revitalizing Belief in International Law
"Our belief in international law might have been shaken, but it must survive despite the horrors we are currently witnessing."

From Chechnya to Crimea, Putin Saw Green Light for His Assault on the World Order
He is speaking and acting on a longstanding belief about the post-Soviet national security state that the West tolerated repeatedly.

Why China Giving Military Assistance to Russia Would Violate International Law
Editor's note: This article is also available at Just Security in Chinese.

The Leadership Clause in the Crime of Aggression and Its Customary International Law Status
(Ця стаття також доступна українською мовою тут.) Recent events in Ukraine have rekindled the interest to prosecute state leaders for the…

Aggression by P5 Security Council Members: Time for ICC Referrals by the General Assembly
In the face of unchecked aggression, amendments to the Rome Statute could grant the General Assembly the power to refer cases to the ICC.

The Intersection of Accountability and Diplomacy in Addressing Russia’s War in Ukraine
"Diplomats would be wise to start thinking about whether and how justice and an eventual peace process can go together."

American Fighters, Ukraine, and the Neutrality Act: The Law and the Urgent Need for Clarity
Americans contemplating joining the war in Ukraine could face criminal prosecution in U.S. courts under the Neutrality Act.