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Hegseth is seen in the foreground, walking by a wooden dias where members of the Senate Appropriations Committee are standing and sitting in a wood-paneled room.

Congress Can Act Now on U.S. DoD Inspector’s Report Revealing Violations of Civilian Harm Policy and Law

A Defense Department Inspector General report shows the Pentagon’s failure to prioritize congressionally mandated civilian protection mechanisms amid U.S. military action.
Two soldiers in the foreground wearing fatigues and olive green caps place flags in front of each of the small, white headstones lined up along the green spring grass under leafy trees at Arlington National Cemetery Arlington, Virginia.

To Memorialize the Fallen, Renew the Pursuit of Peace

This Memorial Day, to honor the memory of those who gave their lives in war, Americans should consider how to help mold a more peaceful future at home and abroad.
Image of a globe focused on East Europe and parts of western Russia.

Ukrainian Drone Incursions into Baltic States, Russian Electronic Warfare Countermeasures, and International Law

Experts unpack the international law implications of recent incursions of Ukrainian drones into the airspace of Baltic countries due to Russian electronic warfare tactics.
(L-R) A general view of the capital Nuuk, Greenland, on March 4, 2025. US President Donald Trump has strained relations with Denmark by repeatedly signalling that he wants control over Greenland, an autonomous Danish territory. (Photo by ODD ANDERSEN/AFP via Getty Images); U.S. Secretary of State Marco Rubio listens as U.S. President Donald Trump addresses the media during a news conference at his Mar-a-Lago club on January 3, 2026, in Palm Beach, Florida. During the remarks, Trump confirmed that the U.S. military had carried out a large-scale strike in Caracas overnight, resulting in the capture of Venezuelan leader Nicolas Maduro and his wife, Cilia Flores.(Photo by Joe Raedle/Getty Images); A general view of the capital Nuuk, Greenland, on March 4, 2025. US President Donald Trump has strained relations with Denmark by repeatedly signalling that he wants control over Greenland, an autonomous Danish territory. (Photo by ODD ANDERSEN/AFP via Getty Images)

Collection: U.S., Greenland, and NATO

Experts examine legal, political, and security dimensions of U.S. policy on Greenland, including U.S.-NATO relations, congressional oversight, and geopolitical implications.  
A detailed view of the uniform of a senior military member as U.S. President Donald Trump speaks at Marine Corps Base Quantico on September 30, 2025 in Quantico, Virginia.

Legal Foundations of Honorable Military Service

As former judge advocates, it was our responsibility while on active duty to advise on the legal demands of and limits on senior officers’ authority and responsibility.
A man watches a tugboat in a port.

The United States-Cuba Oil Embargo and International Law

Experts on naval warfare examine the international law dimensions of the United States campaign against Cuba.
US Department of State building with sign in front

On the State Department Memorandum “Operation Epic Fury and International Law”

Former State Department attorney's critique of the Department's Iran war memorandum on “Operation Epic Fury and International Law.”

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.
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