This post catalogs the bases for attribution of non-State actor conduct and asks how the fact that conduct involves AI affects attribution.

An expert outlines the body of international law governing the placement and use of weapons in outer space.

Expert FAQ on the U.S. military operations against Venezuela, high seas boat strikes, seizure of vessels and more.

Legal expert on domestic authority and law most relevant to the US strike on alleged Venezuelan drug boat

The Trump administration’s extraordinary lethal attack on this purported smuggling vessel raises significant potential legal issues.

Collection of expert analysis on the legality of the U.S. strike on Venezuelan vessels in the Caribbean, the consequences of the strike, and related issues.

A timeline that chronicles major events in the Trump administration’s campaign of lethal strikes against suspected drug traffickers.

U.S. strikes against alleged drug-trafficking vessels mark an unlawful expansion of military force into a law enforcement mission.

Just Security's Reinvention Blueprints series features expert proposals to rebuild U.S. government institutions so they serve the public and meet today's challenges.

Armed conflict is not a matter of political branding, rhetorical convenience, or domestic law positioning. It is a fact-based legal status.

Leading legal experts Q&A analyzes how the law of armed conflict applies to United States, Israeli, Iranian strikes - focusing on targeting rules and civilian protections.

Leading legal experts on the law of naval warfare break down the key issues in the Iran-U.S.-Israel conflict.

"During my own transits through the Strait as a naval officer aboard the aircraft carrier USS Constellation, the narrow geography and proximity of Iranian territory were impossible to ignore."

Open comment thread on the PM's Davos speech

Would NATO have to defend Denmark if the United States attempted to seize Greenland forcibly? An analysis of NATO Article 5 obligations.

Experts survey the international law issues of Operation Absolute Resolve.

U.S. lethal operations against suspected cartel-affiliated individuals to date stretch applicable international law beyond recognition.

A deep dive on the international law applicable to the U.S. military's lethal operations against suspected drug boats