Skip to content
You can now search across every topic, entity and event.What's new
Iran Conflict 2026
18JUL

Hormuz open to friends, shut to enemies

3 min read
13:17UTC

Iran's foreign minister told Japanese media the strait is blocked only for hostile nations — the first official articulation of a selective blockade doctrine designed to fracture the coalition arrayed against Tehran.

ConflictDeveloping
Key takeaway

Selective passage weaponises transit rights as diplomatic currency while denying opponents a unified casus belli.

Iranian Foreign Minister Abbas Araghchi told Japan's Kyodo News: "the strait is closed only to ships belonging to our enemies, countries that attack us. For other countries, ships can pass through the strait." The audience was deliberate. Japan depends on Hormuz for more than 90% of its Middle Eastern crude imports and was granted passage the same week. Araghchi's statement codifies what the IRGC toll system had already established in practice — a selective blockade distinguishing between hostile and non-hostile nations.

Under international maritime law, all vessels hold transit passage rights through straits used for international navigation. A blanket Hormuz closure would unite maritime powers against Tehran and provide clear legal grounds for military enforcement. A selective closure divides them. Nations that joined the 22-country demand for reopening but pledged no warships NOW have a route to continued energy access — provided they keep their commitments rhetorical. Iran's doctrine rewards the gap between words and action that has characterised the international response. The seven-nation statement from 19 March produced no vessels; the expanded 22-nation version tripled the signatories and still produced none .

Araghchi's framing is consistent with Iran's broader negotiating posture. Days earlier, he told The National that Iran does not "believe in a ceasefire" and set conditions including removal of all US bases from the region and reparations . The selective blockade is not a de-escalation offer. Tehran maintains the military closure against US-aligned shipping while building bilateral dependencies with non-aligned states — dependencies that give each country an individual reason to resist joining any enforcement Coalition. For Washington, the structural problem is plain: every nation that secures bilateral passage from Iran has less incentive to challenge Iran's control of the strait.

Deep Analysis

In plain English

International law normally guarantees all ships the right to pass through major straits like Hormuz. Iran is claiming that, because it is at war, it can decide who gets through based on whether their country is an enemy. It has told Japan it may pass; US-allied countries cannot. This is legally contested — UNCLOS does not permit this discrimination — and it is deliberately designed to split potential opponents by giving some of them a reason not to enforce the rules.

Deep Analysis
Synthesis

By communicating the policy to a Japanese outlet rather than through formal diplomatic channels, Iran simultaneously sends three distinct messages: to Tokyo (passage is available), to non-aligned states (apply for your own exemption), and to the US (the closure has third-party legitimacy). The choice of venue is itself a diplomatic instrument.

Root Causes

Iran's selective blockade doctrine exploits a structural gap in UNCLOS enforcement: no automatic mechanism exists for enforcing transit passage rights, and enforcement depends entirely on state initiative and collective political will. A selective closure — which gives major powers a financial reason not to enforce — is specifically calibrated to paralyse that will.

Escalation

The public articulation of the doctrine locks Iran in. Araghchi's statement to Kyodo News — a deliberate choice of non-Western media venue — makes selective closure official Iranian policy. Iran cannot quietly reopen the strait to all shipping without a visible public concession, raising the political cost of de-escalation for Tehran regardless of military outcome.

What could happen next?
  • Precedent

    If Iran's selective blockade doctrine is tolerated, it establishes that belligerent states may discriminate among shipping by flag-state political alignment, rewriting the legal architecture of international straits passage.

    Long term · Assessed
  • Consequence

    Non-aligned states granted passage acquire a covert dependency on Tehran: passage can be revoked if their political alignment shifts, creating permanent ongoing Iranian leverage over their energy security.

    Medium term · Suggested
  • Risk

    The explicit public statement forecloses quiet diplomatic resolution — Iran cannot reopen the strait to all shipping without a public concession that signals domestic weakness.

    Short term · Assessed
First Reported In

Update #45 · Ultimatum expires; Iran tolls Hormuz at $2m

Al Jazeera· 23 Mar 2026
Read original
Causes and effects
This Event
Hormuz open to friends, shut to enemies
By drawing an explicit distinction between hostile and non-hostile nations, Iran converts a military closure into a diplomatic instrument that penalises coalition membership and rewards strategic ambiguity.
Different Perspectives
Jordan
Jordan
Jordan has not addressed the IRGC's claim that Jordanian civilians and soldiers supplied targeting intelligence for the 20 July Aqaba strike, even as its deputy prime minister received a condemnation call over Iran's earlier missile fire. The base has now produced the war's first confirmed American deaths on Jordanian soil.
CENTCOM
CENTCOM
CENTCOM confirmed a third American service member died in northern Iraq on 19 July clearing unexploded ordnance from a downed Iranian drone, and recovered unidentified remains at Muwaffaq Salti Air Base in Jordan. The Pentagon has framed its Khuzestan strikes as degrading IRGC capacity, a rationale that stretches to explain a reactor foundation with no nuclear material in it.
Kuwait
Kuwait
Kuwait's military said it was confronting Iranian attacks after the Shuaiba power and desalination complex burned for the second time in two days on 19 July, following an earlier ministry request that households ration water. Roughly 90 per cent of Kuwait's drinking water depends on the same generating units Iran keeps hitting.
IRGC
IRGC
The IRGC claimed a 21st wave of Operation Nasr-2 struck Aqaba Airport and Azraq on 20 July, destroying hangars and aircraft, and thanked Jordanians for supplying intelligence. No US, Jordanian or Kuwaiti source has confirmed any part of the claim, which Press TV alone carried.
IAEA
IAEA
The IAEA said it is looking into reports of a 19 July strike on the Darkhovin nuclear plant construction site, confirming inspectors found no nuclear material there on their last visit. Grossi again called for restraint near nuclear sites, a faster response than the four months of silence that followed the disputed Bushehr strike.
Shipping and war-risk insurers
Shipping and war-risk insurers
War-risk premiums for Hormuz transits reached 3 to 10 per cent of hull value on 17 July, against 0.25 per cent before the war, as Brent cleared $87 and daily transits fell to eight vessels. Underwriters are pricing the confirmed UKMTO mine near the Traffic Separation Scheme, not the IRGC's unconfirmed 18 July mining claim, which CENTCOM called false.