Military

× Clear Filters
905 Articles
U.S. Secretary of Defense Pete Hegseth arrives to testify before the Senate Armed Services Committee in the Dirksen Senate Office Building on June 18, 2025 in Washington, DC.

What Hegseth’s “Supply Chain Risk” Designation of Anthropic Does and Doesn’t Mean

Abuse of a tailored national security authority to resolve an ideological dispute playing out over DoD’s desire to change its contractual terms should not be taken lightly. 
A plume of smoke rises above road traffic after an explosion on March 2, 2026 in Tehran, Iran. The United States and Israel continued their joint attacks that erupted on February 28. Iran retaliated by firing waves of missiles and drones at Israel, and targeting U.S. allies in the region. (Photo by Majid Saeedi/Getty Images)

Aggression by the United States and Israel, Misdirected Self-Defense by Iran, and Collective Self-Defense of Gulf States

Analysis of the legality of U.S.-Israel actions against Iran, Iran’s response, and third-party states’ legal options and obligations under the UN Charter.
Screenshot of Memorandum for Legal Advisor, National Security Council Re: Proposed War Department Operation to Support Law Enforcement Efforts in Venezuela, published December 23, 2025.

The Trump Administration’s Theory of Constitutional War Powers: “The President Could Decide”

The legal memo justifying its Venezuela operations provides insight into the administration's use-of-force decisions and the factual evidence undergirding them.
U.S. Defense Secretary Pete Hegseth gestures near a podium in front of an American flag.

Big Tech’s Moment of Truth on AI Safety

AI companies should resist the urge to undercut Anthropic and use their collective leverage to make clear that access to frontier models comes with limits.
EU and Ukrainian flags fly in the wind in front of the Berlaymont, the EU Commission headquarter for the 4th year anniversary of the full scale invasion of Ukraine by Russia, on February 23, 2025 in Brussels, Belgium. (Photo by Thierry Monasse/Getty Images)

Toward A Just and Lawful Peace in Ukraine: Part II

As the war in Ukraine continues to unfold, international lawyers must keep insisting that law be injected into diplomacy and accountability into power politics.
Light gray colored missiles with "JL-1" markings on the side rest atop camouflage-painted truck beds arrayed in a square in front of a massive columned building.

The End of Treaty Nostalgia: Arms Control After New START

New START’s expiration highlights the limits of arms control designed for an earlier era of bilateral rivalry, without accounting for factors such as China's buildup.
Ukrainian President Volodymyr Zelenskyy speaks at the Diplomatic Conference for the Adoption of the Convention Establishing a Special Tribunal for the Crimes of Aggression Against Ukraine at the Hague on December 16, 2025 (via Council of Europe Media Gallery)

Toward A Just and Lawful Peace in Ukraine: Part I

A review of what law and lawyers have contributed toward the goal of a just and lawful peace in Ukraine over the past four years.
Protesters hold Iranian pre-Islamic revolution of 1979 flags in front of the United Nations office in Geneva​, Switzerland on February 17, 2026.

What the Current Crises Facing Iran Mean for Human Rights and Rules on the Use of Force

The human rights crisis in Iran reveals the limits of a legal system designed to restrain force even when restraint carries profound human costs.
Capitol Building

The Army Clause: A Forgotten Constitutional Check on ICE, CBP, and the Pentagon

Why the One Big Beautiful Bill violates a forgotten constitutional check on funding standing armies and how Congress can enforce it now.
A man in a red, navy and white plaid shirt sits at a table constructing an electronic device in what appears to be a makeshift workroom.

Ukraine’s Long War and History’s Lessons for the West

Russia’s long war on Ukraine is a world-shaping conflict, and only sustained U.S. and European pressure can secure the continent's future and the global order.
Screenshot of the OLC Memo

The OLC Maduro Memorandum: Assisting in War Sustaining Activities is Not Direct Participation in Hostilities

A troubling OLC memo claims civilians aiding “war-sustaining activities” can be lawfully targeted—an unsupported interpretation that weakens civilian safeguards.
US Secretary of State Marco Rubio testifies during a Senate Foreign Relations Committee hearing

Five War Powers Takeaways from the Senate’s Venezuela Hearing

The Senate's hearing with Rubio offered little solace to those concerned about the use of force against Venezuela.
1-12 of 905 items

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