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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.
A U.S. army soldier carries a drone

Artificial Urgency: Reflecting on AI Hype at the 2026 REAIM Summit

The 2026 REAIM Summit demonstrated the ongoing misalignment between global initiatives, industry narratives around AI capabilities, and the realities of military AI use.
A figurine in front of the black and white logo of the U.S. artificial intelligence safety and research company Anthropic

The War on Anthropic: Pretextual Designation and Unlawful Punishment

The Trump administration’s salvo against Anthropic is invalidated by statutory limits, First Amendment freedoms, and the Constitution’s absolute bar against bills of attainder
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…
U.S. Secretary of State Marco Rubio addresses the press before briefing House and Senate leaders on US military action in Iran, at the US Capitol in Washington, DC, on March 2, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)

Double Preemption, Imminence, and the U.S. Attack Against Iran

Secretary of State Marco Rubio’s argument that Operation Epic Fury was an act of preemptive self-defense is not credible and does not satisfy the necessary precondition.

Top Questions the Trump Administration Needs to Answer on War with Iran

What Congress, journalists, and the public should ask the Trump administration about its war in Iran.
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.
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