Under the logic of the government’s motion to dismiss the charges against Michael Flynn, the FBI can’t investigate whether someone is a Russian agent unless it already has evidence that the person is a R...

Precedent seems to require the dismissal of the Michael Flynn case, but Judge Emmet Sullivan can ask questions first.

Whether a recent private military excursion violated U.S. law might hinge on the answers to a few important questions.

Conflicting statements from U.S. leaders are undercutting the credibility of U.S. intelligence on the coronavirus.

State parties to the U.N. Convention on the Law of the Sea have a lawful and peaceful way to uphold the international rule of law and counter China’s disregard of a 2016 arbitral tribunal’s legally bindi...

The Justice Department makes an unfathomably bad argument in dismissing the case against former national security adviser Michael Flynn.

While Beijing’s responsibility for violations of international legal obligations seems evident, International Court of Justice precedent on causality and reparations will probably thwart any efforts to m...