Strait of Hormuz: reported attacks in May 2026
The ledger logged 12 reported events in the Strait of Hormuz theater in May 2026. 6 were attributed to the United States, the most of any party. 7 events involved commercial ships.
The ledger logs incidents covered in our own reporting that we could tie to a named source. It is not an exhaustive count of every attack in these conflicts.
- 12
- 7
- 4 / 0
- May 31, 2026
May 2026: every logged event
Newest first. Click a date for a permanent link to that row.
| Date | Place | Actor | Target | What was reported | Source |
|---|---|---|---|---|---|
| Persian Gulf, Iranian territorial waters | Iran (claimed) | Aircraft / drone | Iran's IRGC said it shot down a US MQ-1 reconnaissance drone over Iranian territorial waters in the Persian Gulf, a claim the Pentagon had not confirmed.Our report | Middle East Eye ↗ | |
| Gulf of Oman | United States | Commercial vesselMissile | A US aircraft fired a Hellfire missile into the engine room of the Gambia-flagged M/V Lian Star in the Gulf of Oman after the ship ignored more than 20 warnings, disabling it.Our report | Task & Purpose ↗ | |
| Strait of Hormuz | Iran | Commercial vesselTurned back | Iranian forces fired warning shots at four vessels attempting to transit the Strait of Hormuz without prior coordination; the vessels were turned back.Our report | Middle East Eye ↗ | |
| Near Larak Island, Strait of Hormuz | United States | MixedAirstrike | US forces struck Iranian missile sites and small boats near Larak Island that officials said were laying mines in the Strait of Hormuz, with Iranian media reporting four killed.Reported: 4 killedOur report | The Guardian ↗ | |
| Near Bandar Abbas, Strait of Hormuz approaches | United States | MixedAirstrike | US forces struck Iranian missile launch sites and small boats attempting to lay mines near the Strait of Hormuz approaches, calling the action self-defense.Our report | Middle East Eye ↗ | |
| Gulf of Oman | United States | Commercial vesselBoarding · Turned back | US Marines boarded an Iranian-flagged oil tanker in the Gulf of Oman, searched it, and ordered the crew to alter course under the US blockade on Iranian ports.Our report | Middle East Eye ↗ | |
| Gulf of Oman, near UAE waters | Iran | Naval vesselBoarding · Seized | Iranian naval forces boarded and detained a vessel described as a "floating armoury" in the Gulf of Oman near UAE territorial waters.Our report | BBC ↗ | |
| 23 nautical miles northeast of Doha, Qatar | Unattributed | Commercial vessel | An unknown projectile struck a bulk carrier about 23 nautical miles northeast of Doha, sparking a small fire that the crew extinguished with no casualties.Our report | U.S. News ↗ | |
| Gulf of Oman, near the Strait of Hormuz | United States | Commercial vesselMissile | US naval forces fired precision strikes disabling the Iranian-flagged tankers M/T Sea Star III and M/T Sevda as they attempted to breach the US naval blockade.Our report | NPR ↗ | |
| Gulf of Oman | Iran | Commercial vesselBoarding · Seized | Iran's navy boarded and seized the Barbados-registered tanker Ocean Koi in the Gulf of Oman, accusing it of disrupting Iranian oil exports.Our report | Al Jazeera ↗ | |
| Strait of Hormuz, off UAE | Iran | Commercial vesselDrone | The ADNOC-affiliated tanker M.V. Barakah was struck by two drones while transiting the Strait of Hormuz.Our report | Bloomberg ↗ | |
| Strait of Hormuz | United States | Naval vessel | US naval forces sank six Iranian small boats that approached a commercial convoy during the first Project Freedom escort transit through the Strait of Hormuz.Our report | Bloomberg ↗ |
No events match these filters.
Our Hormuz reporting, May 2026
- IRGC says it downed US MQ-1 drone over Persian Gulf as talks stall
- CENTCOM Disables Gambia-Flagged Tanker With Hellfire in Hormuz Blockade
- Iran Fires Warning Shots at Hormuz Vessels Amid Ceasefire Talks
- IRGC Claims Retaliatory Strike on US Air Base After Bandar Abbas Attack
- Iran Calls US Strikes 'Gross Violation' as Doha Talks Continue
- Centcom Strikes Iranian Boats Near Larak as Rubio Says Strait Opens 'One Way or the Other'
- Centcom Says US Forces Struck Inside Southern Iran in Self-Defense
- Marines Board Iranian-Flagged Tanker in Gulf of Oman
- Iran Seizes 'Floating Armoury' Ship, Demands Hormuz Compliance
- Qatar LNG Tanker Clears Hormuz in Wartime First, Hours Before Strike off Doha
- Bulk carrier struck off Qatar widens maritime conflict beyond Hormuz
- Iran Seizes US-Sanctioned Tanker in Gulf of Oman
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America Strikes, "Strike Ledger — Strait of Hormuz, May 2026," updated May 31, 2026. https://americastrikes.com/ledger/hormuz/2026-05/
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- Reported, not verified by us. Every row records what a named outlet or official body reported, with a link. Attribution and casualty figures are as reported and often change.
- Casualty columns are only filled when a figure was published. Blank means not reported, not zero. Totals are sums of reported figures and undercount.
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