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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3,526 Articles
Wide view of highway road, a tall plume of dark grey smokes rises from the port of Jebel Ali in Dubai, under a hazy, grey sky.

Iranian Attacks on the Amazon Data Centers: A Legal Analysis

Do data centers qualify as lawful military objectives? If so, under what circumstances are they subject to attack? And what precautions must be taken before targeting them?
Elinor Hammarskjöld (on screen), UN Under-Secretary-General for Legal Affairs, addresses the first session of the Preparatory Committee for the United Nations Conference of Plenipotentiaries on Prevention and Punishment of Crimes against Humanity, held from Jan. 19-30, 2026. (via UN Photo)

The Crimes Against Humanity Treaty Advances with First Preparatory Committee

PrepCom’s success will depend on leadership, diverse perspectives, and a shared commitment to justice in a divisive multilateral environment.
Smoke rises from the site of an Israeli airstrike that targeted an area in Beirut's southern suburbs on March 10, 2026. (Photo by Ibrahim AMRO / AFP via Getty Images)

The Illegality of Israel’s Military Campaign in Lebanon

Israel and the United States must end their ongoing war of aggression against Iran, and Israel must end its unnecessary military campaign in Lebanon.
Picture Of United Nations Flags

Operation Epic Fury: Reports of the Death of International Law are Greatly Exaggerated

"I am sure some restrictionists will critique my analysis by claiming it is not grounded in orthodox interpretations of international law."

Report Offers New Evidence of Starvation Crimes in Darfur

The evidence in the Yale Humanitarian Research Lab report demonstrates that the world is watching and gathering information to eventually bring those responsible to account.
Wooden gavel on a blue background with glowing digital circuit patterns, representing the connection between the legal system​ and data privacy​.​ (via Getty Images)

Technology and the ICRC’s GC IV 2025 Commentary

Surveys how the 2025 ICRC GC IV Commentary integrates technology into its analysis of specific rules, while raising concerns about its treatment of data as property.
Sen. Rand Paul (R-KY) talks to reporters before heading into the Senate Chamber to vote at the U.S. Capitol on March 04, 2026 in Washington, DC.

Iran, War Powers, and the Power of the Purse: Leverage or Legalization

With America’s war in Iran costing around $2 billion per day, Congress will soon face a choice: use its leverage to force an exit, or continue to fund it.

Aggression, Plain and Simple: A Response to Shany and Cohen on the Attack on Iran

Legal academics debate the state of international law and international institutions in light of the US-Israel-Iran War.
File photo of Iranian frigate IRIS Dena from 2021 commissioning. Photo Credit: MojNews, Wikipedia Commons

Sinking Iran’s Frigate IRIS Dena and the Law of Naval Warfare

Legal explainer concerning the location of the Iranian vessel, the attack itself, and the U.S. submarine's lack of attempted rescue.

The International Community at a Crossroads Over Iran: The reawakening of “illegal but legitimate” or the “law of self-preservation”?

"The tensions we have identified are particularly acute when a State faces an existential threat and, as in here, from an enemy long committed to radically unlawful behavior."

The United Kingdom’s Use of Force Against Iran: Walking a Legal Tightrope?

An assessment of the United Kingdom's ability to maintain a legal line between defensive versus offensive operations against Iran.
Wide view of Tehran’s skyline with several tall plumes of grey smoke rising between apartment buildings under a hazy, grey sky.

Was Targeting Ayatollah Khamenei and Other Iranian Leaders Lawful? What Precedents Does It Set?

After Iran’s supreme leader, Ali Khamenei was killed in a U.S. and Israeli attack, a key question arises: when is striking a member of the enemy leadership lawful under the laws…
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