Iranian supreme leader’s adviser says the Strait of Hormuz will not reopen until outstanding issues are resolved, Al Jazeera reports; Iran will take any measures necessary to strengthen the country

Advisers to the Iranian supreme leader have historically functioned as an authorised signalling channel rather than as policymaking spokesmen, so language of this kind tends to be read as a deliberate hardening of the negotiating position rather than loose talk, though the qualifier tying reopening to resolution of outstanding issues leaves the door framed as conditional rather than shut. Episodes in which the Strait of Hormuz has been closed or credibly threatened have followed a recognisable sequence: first a bid in crude and refined products on the supply-side risk, then a widening of war-risk insurance premia and tanker freight rates as shipping behaviour reprices before any physical flow actually stops, and only later a macro pass-through into front-month inflation expectations and the front end of rate curves. The operational distinction that has mattered in past instances is between rhetorical closure and physical disruption; tanker traffic data, convoy or escort arrangements, and insurer withdrawal notices are the tells that separate the two, and crude has repeatedly faded the headline when flows proved uninterrupted. Follow-ons worth watching are any movement from parallel channels, such as mediator statements, foreign ministry readouts, or military posture changes around the strait, since statements attributed to one outlet have often been walked back or softened through another. The accompanying pledge to take any measures necessary is standard escalation vocabulary and on its own has rarely marked the turning point; the market-moving moments have been the first confirmed interference with transiting vessels.