Iran's military warned Gulf neighbours against assisting US forces, Al Jazeera reports

Warnings of this kind from Tehran directed at Gulf states hosting US assets are a recurring feature of escalation cycles in the region, and have historically served to raise the political cost of basing and overflight rather than to signal imminent action. The distinction that has mattered in past episodes is between rhetorical deterrence and any accompanying movement of forces, proxy activation, or disruption around the Strait of Hormuz, since it is the latter that has tended to reprice crude through freight, insurance, and the front of the oil curve rather than words alone. The relevant actors have prior form: Gulf hosts have generally absorbed such warnings without altering US force posture, while Tehran has typically calibrated threats to avoid provoking direct confrontation. The follow-ons worth noting are whether any Gulf state publicly responds or adjusts cooperation, whether US force protection levels change, and whether tanker traffic or war-risk premia in the Gulf show any movement. Until a physical or operational tell emerges, episodes of this kind have tended to fade as headline risk rather than develop into supply-relevant events.