At the narrow throat of the Strait of Hormuz, where a third of the world's seaborne oil passes each day, Iran's Revolutionary Guard announced the capture of an American surface drone — a claim that, verified or not, speaks to the enduring contest of wills between Washington and Tehran over who holds authority in these waters. The incident is not an aberration but a chapter in a long argument about sovereignty, surveillance, and the meaning of international law in strategically vital seas. How the United States chooses to respond — or whether it responds at all — will tell us something about wh