UN Charter

Here's what Congress should examine to determine if the U.S. strike complied with the law that we as a nation and our military champion. The same law that applies to Iran's actions.

Analyzing the killing of Soleimani from an international law standpoint matters a great deal. Reasserting the primacy of international law in such times of crisis is a solemn and…

"By Iran’s own standard, last night’s operation was unlawful." So was the US strike on Soleimani. Time to stop this cycle of unilateral illegal acts.

"President Donald Trump’s decision to target Soleimani ... brings the signature technique of the so-called 'war on terror' – the targeted killing of individuals outside any…

"If these dimensions of the unfolding events are not properly understood by U.S. decision makers and the media, the currently highly volatile situation—between the United States,…

A German parliamentary research report serves as an important reminder that evidence and proportionality matter, and that exceptions to the prohibition of the use of force should…

"The text, context, and preparatory work of Article 51 of the Charter show that it permits only the use of armed force in self-defense against an armed attack by a State."

Renewed focus on the presence of terrorist groups in Venezuela, and the Maduro regime’s involvement with such groups, suggest that the ground is being paved for a potential military…

"There is good reason to conclude the United States may have crossed the use of force threshold with this cyber operation."

German Constitutional Court concludes that the government has a reasonable claim that the UN Charter permits use of force in self-defense against non-state actors — at least…

Leading expert on international law and cyberspace assesses major new position staked out by French government.

A flurry of news reports during the final week of August detailed recent Israeli air strikes against Iranian affiliated groups in Iraq, Lebanon, and Syria. The Washington Post…