Armed Conflict   •   International Law

Use of Force

× Clear Filters
936 Articles
A collage of images featuring scenes from the Russia - Ukraine War.

Just Security’s Russia–Ukraine War Archive

A catalog of over 100 articles (many with Ukrainian translations) on the Russia Ukraine War -- law, diplomacy, policy options, and more.

On Ambassador Waltz’s Defense of Potential Law of War Violations in the Iran Conflict

Three top legal experts analyze Ambassador Mike Waltz's claims about laws of war and US operations in Iran war.

A Primer on Just War Theory and the Iran War

Leading scholar explains just war theory and the Iran war. An assessment of the Trump administration's response to the Catholic Church.
An overhead view of the Pentagon building in Washington, DC.

In Response to the Letter by International Law Experts

Four experts, who have each served as Senior Law of War Advisor, respond to Letter by 100+ international law experts on Iran war published at Just Security.
Woman sitting down, holding an AK-47 in her lap, in a military base hidden among the mountains in Khalifa, Erbil Province, Iraq.

The International Legal Consequences and Imprudence of U.S. Assistance to Kurdish Rebels in Iran

U.S. policies of funding rebel groups to achieve shared strategic objectives while turning a blind eye to ideology and international law has proven to be myopic time and again
wp-ep134-thumbnail-sudan-enters-its-fourth-year-of-civil-war

The Just Security Podcast: Sudan Enters Its Fourth Year of Civil War

Quscondy Abdulshafi joins host Viola Gienger to discuss how Sudan got to this point, how the international community has responded, and where to go next. 
(L/R) US Vice President JD Vance, Jared Kushner, U.S. Secretary of State Marco Rubio look on as US President Donald Trump holds up a resolution document that he signed during the inaugural meeting of the "Board of Peace" at the US Institute of Peace in Washington, DC, on February 19, 2026. (Photo by SAUL LOEB / AFP via Getty Images)

Some Questions for Congress About Trump’s Request for Funding for the Board of Peace

Close scrutiny of the administration’s plans for contributions to the Board of Peace is warranted in light of the large dollar amounts involved.
Plumes of smoke rise following reported explosions in Tehran early on March 3, 2026. The United States and Israel started striking Iran on February 28, killing Iran's supreme leader and top military leaders, and prompting authorities to retaliate with strikes on Israel and across the Gulf. (Photo by ATTA KENARE / AFP via Getty Images)

Over 100 International Law Experts Warn: U.S. Strikes on Iran Violate UN Charter and May Be War Crimes

Over 100 international law experts sign letter on Iran War, UN Charter, and international humanitarian law.
Smoke rises following strikes on Tehran on April 7, 2026. New strikes rocked Tehran on April 7 with Iran showing no sign of backing down as a US deadline loomed for it to reopen the Strait of Hormuz or have its civilian infrastructure "decimated,” according to the US president. (Photo by ATTA KENARE / AFP via Getty Images) /

Reprisals and the Paradox of Trust: Why Threats of Retaliation in the Iran War are Unlikely to Work

Reprisals demand trust between adversaries, yet they often spark escalation. Their ban under international law is both moral and practical.
US Secretary of Defense Pete Hegseth speaks during a press briefing at the Pentagon in Washington, DC, on March 31, 2026. (Photo by Oliver Contreras / AFP via Getty Images)

The Dangers of Hegseth’s “Warfighter” Ethos

Hegseth may present his version of a warfighter as the paragon of U.S. military power, but for all his talk, he fails to recognize the true strengths of the armed forces.
Shirvan Combine Cycle Power Plant. The power station is located in North Khorasan Province, near the city of Shirvan. (Via Getty Images)

When War Crimes Rhetoric Becomes Battlefield Reality: The Slippery Slope to Total War on Iran

Former JAGs warn that threats to strike Iran’s power plants would violate the law of war and endanger U.S. service members’ legal and moral obligations.
US Special Envoy Thomas Barrack and US Ambassador to Lebanon Lisa A. Johnson met with Lebanese Prime Minister Nawaf Salam at Salam's office in Beirut, Lebanon, on July 21, 2025. (Photo by COURTNEY BONNEAU/Middle East Images/AFP via Getty Images)

Washington Is Backing the Wrong Lebanon Strategy

The U.S. should link Lebanese state-building and Hezbollah disarmament through a political process, not war, to secure a durable Israel-Lebanon ceasefire.
1-12 of 936 items

DON'T MISS A THING. Stay up to date with Just Security curated newsletters: