UN Charter

Former State Department attorney analyzes U.S. letter to UN Security Council that presented legal arguments for U.S. strike on Iran's nuclear facilities.

Part of our ongoing series on the Israel-Iran war.

"Another legal framework – the ongoing armed conflict framework – is more factually and legally viable than the anticipatory or preventive self-defense frameworks."

The Special Tribunal for the Crime of Aggression against Ukraine cannot be treated as a bargaining chip in negotiations to end hostilities.

Coercion leveraged by the U.S. to secure Ukrainian mineral resources could be deemed use of force, rendering any resulting treaty void.

The President should understand that bellicose threats and unreliability as an ally may leave the United States poorer and more vulnerable on his watch and will frustrate his nuclear…

International courts must respect international law, also in dire times. The International Criminal Court’s denial of immunity to heads of third States does not.

The international order worth fighting for is a radically different world altogether.

The Russian invasion of Ukraine, and states’ reactions to it, are setting the stage for possible changes to the international legal order. In the end, this is a battle for a…

Існують різні переломні точки в історії, які визначили метаморфозу міжнародного правопорядку.

U.S. military action in Mexico would not only be illegal, it would sabotage Trump’s stated immigration policy priorities and could lead to retaliation against Americans.

An essay on the lessons for the Trump administration of territorial acquisition from the McKinley era and the dangers it would pose today.