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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3,331 Articles

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."
TOPSHOT - Ukrainian soldier walks along a trench on the frontline with Russia-backed separatists, not far from town of Avdiivka, Donetsk region, on December 10, 2021. (Photo by Anatolii STEPANOV / AFP) (Photo by ANATOLII STEPANOV/AFP via Getty Images)

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.

Model Indictment for Crime of Aggression Against Ukraine: Prosecutor v. President Vladimir Putin

The indictment represents the type of document international war crimes prosecutors or national prosecutors could file before an international or national court.

Supplying Arms to Ukraine is Not an Act of War

"The Russian legal argument, however, is based on laws of neutrality that no longer hold. The United States and other states supporting Ukraine should refuse to accept these outdated…
The empty courtroom of the U.S. Supreme Court is seen September 30, 2016. Curtains are parted to reveal chairs, pews, and the seats for the judges at the front of the room.

In US v. Husayn (Abu Zubaydah), the Supreme Court Calls Torture What It Is

"I do not read the recent decision ... as much of a victory for the government," writes Joseph Margulies. "In fact, I think it’s a loss for the Biden administration poorly disguised…

The Operational and Legal Risks of a No-Fly Zone Over Ukrainian Skies

It does not equate to a no-combat zone, and in Ukraine, it likely would mean confronting the Russian military head-on.
Russian President Vladimir Putin chairs a meeting with members of the Security Council in Moscow on February 21, 2022. Putin sits behind a white office desk in a vast cavernous room with his Council members seated far from him on the opposite side of the room.

Mechanisms for Criminal Prosecution of Russia’s Aggression Against Ukraine

A deep expert analysis: who can be held criminally responsible, which forums have jurisdiction, whether immunity poses an obstacle, and questions of selectivity and resources.…
Different Russian rubles background.

Commit Fully To Sanctions Now To Help Ukraine

Broader sanctions against Russia are needed to support Ukraine at this pivotal moment in the conflict.
Men dressed in suits sit around a large table with stacks of documents in front of each of them. Iona Nikitchenko and Aron Trainin (center, center left) during deliberations at the London Conference, 1945.

How the Soviet Union Helped Establish the Crime of Aggressive War

Drawing from her book, historian Francine Hirsch explains in detail "the vital role that Russia, or more accurately the Soviet Union, played in establishing this postwar system…
Map zoomed in on Russian Federation.

New Export Controls Distinguish Between Exports to Russia and Deemed Exports to Russian Nationals

Broad U.S. export controls aimed at Russia make a key distinction between the treatment of exports to Russia and the release of information to Russian nationals in the United States.…

U.S. Under Secretary of State Nuland on Accelerating Aid to Ukraine and Sanctions Against Russia

Military and humanitarian aid, sanctions, the broader region, and a domino effect on the Iran deal and Venezuela. Senate hearing highlights.
Judges’ robes draped across empty chairs.

Q&A (Part II): Ukraine at the International Court of Justice, Russia’s Absence & What Comes Next

Ukraine delivered oral arguments to the International Court of Justice on Monday. Chimène Keitner and Zoe Tartasky provide expert analysis of what happens and what might come…
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