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U.S. forces patrol the Arabian Sea near M/V Touska on April 20, 2026, after firing upon the Iranian-flagged vessel that the U.S. accused of attempting to violate the U.S. naval blockade of Iranian ports near the Strait of Hormuz.

Blockade and Article 2(4) of the UN Charter

"The U.S. military’s enforcement of the ongoing naval blockade of Iran may have now resulted in fresh violations of the U.N. Charter against four entirely different countries."
U.S. soldiers in camouflage uniforms stand with their backs to the camera during a briefing or formation.

Thoughts for Judge Advocates in Challenging Times

Former JAGs provide principles to guide U.S. military lawyers as the U.S. armed forces faces unprecedented legal and ethical pressures.
Police and forensic investigators examine the location of impact after a Russian drone struck an apartment building in Galati, eastern Romania.

Drones Over Europe: The Prohibition on the Use of Force and Unintended Harm

Russia’s drone incursions into E.U. territory raise important questions about how unintended engagements are regulated under international law.
Pigeons fly against a darkened, cloudy sky looming over a skyline of mid-rise buildings in the background and a destroyed concrete building in the foreground.

Ukraine and the Special Tribunal for the Crime of Aggression: Redefining International Justice

The tribunal to prosecute Russia's crime of aggression seeks to close one of the most enduring gaps in international criminal law and strengthen the U.N. Charter.
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.
Head of the Shin Bet domestic security service Major General David Zini (L) speaks with Israel's army chief Lieutenant General Eyal Zamir as they wait for a speech by US President Donald Trump at the Israeli parliament, the Knesset, in Jerusalem on October 13, 2025.

“Hunting” the October 7 Attackers: What the Law of Armed Conflict Permits – and What It Doesn’t

Legal analysis of Israel's operation to kill or capture every individual involved in the October 7th massacre.
A wide view of the Security Council meeting on the situation in the Middle East, including the Palestinian question on May 21, 2026. (Via UN Photo) A wide view of the Security Council meeting on the situation in the Middle East, including the Palestinian question on May 21, 2026. (Via UN Photo)

Follow the Law, Not the Plan: Legal Considerations for Third States in Gaza

Third State’s support for Trump’s Gaza plan must remain strictly conditioned on compliance with international law and be continuously reassessed in light of evolving facts.…
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.
In this handout photo provided by U.S. Central Command, Arleigh Burke-class guided-missile destroyer USS Rafael Peralta (DDG 115) implements a maritime blockade against an Iranian-flagged ship attempting to sail toward an Iranian port, on April 26, 2026 in the Arabian Sea. Rafael Peralta is deployed to the U.S. 5th Fleet area of operations to support maritime security and stability in the Middle East. (Handout photo by U.S. Navy via Getty Images)

Is the United States (Still) at War? How Wars Begin and End

Armed conflict is not a matter of political branding, rhetorical convenience, or domestic law positioning. It is a legal status that turns on objective facts.
Residents walk with a bicycle past destroyed buildings in Yarmouk camp, Damascus, Syria, on November 8, 2025. Established in 1957, Yarmouk was once the largest Palestinian refugee community in Syria, but years of conflict left much of it in ruins. (Photo by Omar Albaw / Middle East Images via AFP) (Photo by OMAR ALBAW/Middle East Images/AFP via Getty Images)

Starvation on Trial: Koblenz and the Case of Yarmouk

A trial in Germany concerning the siege of Yarmouk in Syria tests the application of universal jurisdiction to patterns of siege warfare and civilian deprivation.
A F-16 jet fighter of Royal Dutch Air Force lands on the runway of Volkel air base, southern Netherlands, on January 2, 2019. - The Dutch Air Force took part in the Air Task Force Middle East mission to fight against ISIS in Iraq and Eastern Syria. (EMKO DE WAAL/AFP via Getty Images)

The Netherlands Sets New Path for Investigating Evidence of Civilian Harm in Modern Conflict

A Dutch probe into a 2016 Mosul airstrike exposes how outdated intelligence and weak assessments led to civilian deaths, offering key lessons for accountability.
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