Armed Conflict

Just Security’s expert authors provide analysis on the legal, policy, and strategic dimensions of armed conflict, including the Russia-Ukraine war, the Israel-Hamas war, counterterrorism operations, conflicts in the Middle East and North Africa, and other armed conflicts across the globe, with a focus on international humanitarian law, war crimes and accountability, mitigating and remedying civilian harm, and the humanitarian impacts of warfare.

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3,305 Articles
Just Security

The State Department Adviser Signals a Middle Road on Common Article 1

In his remarks to the American Society of International Law earlier this month, State Department Legal Adviser Brian Egan stated that the United States’ commitment to upholding…
Just Security

The Egan speech and the Bush Doctrine: Imminence, necessity, and “first use” in the jus ad bellum

This post is the latest installment of our “Monday Reflections” feature, in which a different Just Security editor examines the big stories from the previous week or looks…
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Are all “members” of ISIL targetable?

Rita Siemion and Heather Brandon of Human Rights First have published a comprehensive post on some of the more important aspects of Brian Egan’s speech to ASIL. (My own…
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International Law à la Carte: Brian Egan’s Jus ad Bellum Doctrine

Last week’s speech by State Department Legal Adviser Brian Egan laying out the legal and policy rationales behind the US’s war against ISIL was largely overlooked in the mainstream…
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Readers’ Guide on Recent Developments in International Criminal Law

It has been a busy few weeks in international criminal law, with a range of important judgments out of the International Criminal Court, the International Tribunal for the former…
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A brief response to Gabor Rona on the use of force by non-military personnel

Gabor Rona is correct, of course, that (absent a later-in-time statutory override) U.S. use of force must comply with international law, regardless of the identity of the U.S.…
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When Considering CIA Targeted Killings, Don’t Forget International Law!

Last week, Marty Lederman addressed the legality and wisdom of CIA engagement in targeted killings under domestic law. Applicable international law, however, suggests that CIA…
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[UPDATED–Now with VIDEO] ASIL Speech by State Legal Adviser Egan on international law and the use of force against ISIL

Brian Egan, the new State Legal Adviser — and until recently the Legal Adviser to the National Security Council — just delivered this speech to the American Society of International…
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Georgetown Law panel on DOD Law of War Manual

Unfortunately, it appears that Oona’s ASIL panel on the new Law of War Manual yesterday was not recorded. I hope that perhaps some who attended will be able to convey some…
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Convicting Individuals Isn’t Enough Accountability for Mass Violations of International Law

On Saturday, news outlets reported an arrest by UN police on one of the International Criminal Tribunal for the former Yugoslavia’s last outstanding warrants. French journalist…
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US Foreign Assistance Fails to Support the Reproductive Health Needs of Genocide Victims

In a groundbreaking move on March 17, Secretary of State Kerry accused Daesh — another name for the Islamic State — of committing acts of genocide against ethnic and religious…
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The Law of War Manual Debate Goes to ASIL

Today, at the American Society of International Law Annual Meeting, I will be moderating a panel of on the US Department of Defense’s new Law of War Manual. (Full disclosure:…
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