Yesterday a missile struck a village in Poland, near the Ukrainian border, prompting immediate fears of escalation and of a more direct entry of NATO states into the…

On November 2, 2002, the United States conducted its first targeted killings using a drone. CIA agents based in Djibouti launched the drone’s two Hellfire missiles at a…

Lawyers disagree about international law governing the resort to force. That much is obvious and evident in numerous posts on this and other…

Introduction Early morning 24 February, Russian troops invaded Ukraine, with already devastating consequences for civilians. As a response to this flagrant violation of Article 2(4)…

Disputes before international courts and tribunals typically arise out of an allegation by one State that another State has violated international law. The State making the allegation takes…

In the face of Russia’s aggression against Ukraine, Western States have been scaling up their assistance to Ukraine. In addition to massive economic and financial sanctions against Russia,…

With missile and aerial strikes across Ukrainian territory and Russian ground forces entering Ukraine from multiple directions, there is now no doubt that the Russian Federation has used…

Since late 2021, Russia has massed around 100,000 troops on the border with Ukraine, raising the specter of another use of force against its neighbor. The Russia-Ukraine crisis…

The international law of self-defense is a central branch of international law implicating fundamental matters of sovereignty. In the 20th Century, it also became associated with a broader…

Introduction The first weeks of 2020 have so far proven quite eventful for the international community. After an opening salvo between the U.S. and Iran that…