Trajectory (Stable): U.S. continues imposing sanctions and blockade on Iran, recent ship seizures extend economic warfare strategy, no signs of easing.; U.S. military seizes Iranian-flagged vessel Touska, previously under sanctions, incident occurs near Strait of Hormuz (The New York Times). Key events: U.S. seizes Iranian vessel Touska (The New York Times); U.S. blocks Iranian maritime trade (historical context) Watch: Sanctions measures likely to persist, exacerbating Iran's economic pressure; monitor other countries' reactions and potential trade frictions.