Identifying seven takeaways from the War Powers Resolution letters on its 50th birthday.

AI assurance requires agreement among governments that systems are behaving appropriately. Existing international standards institutions can help.

The Lebanese militant group's increasingly advanced arsenal could cause severe damage in Israel if the current conflict escalates.

A singular act of illegal use of armed force can lead to criminal responsibility for aggression.

Tehran’s ties to Russia are growing, making Iran a stronger force in the region and increasing the danger it poses to the United States and its allies

A review of John Mearsheimer and Sebastian Rosato, “How States Think: The Rationality of Foreign Policy” (Yale University Press, 2023).

Despite the widespread citation of the Cuban missile crisis as the archetype of a president utilizing Article II authority to meet a danger unilaterally, Kennedy’s actions in the 1962 crisis were formall...

Just about any conceivable use of force in the Middle East can be justified under an Article II self-defense theory. Which means that a lot rests on the president’s, and his subordinates’, prudence.