The Strait of Hormuz Crisis: How 15 Vessel Attacks and a Collapsed Waterway Are Reshaping Global Energy Security

Since late February 2026, the Iran-US conflict has triggered the most severe disruption to global maritime trade in decades. The Strait of Hormuz — a 33-kilometer-wide chokepoint that carried roughly one-fifth of the world's oil and gas supply before the war — is now effectively closed to most commercial traffic. Here is what has happened, what the latest data shows, and where diplomatic efforts stand.

ADNOC: 15 Vessels Attacked by Missiles and Drones, One Dead and 20 Injured

On August 7, 2026, Abu Dhabi National Oil Company (ADNOC) confirmed that 15 of its vessels have been hit by missiles and drones while transiting the Strait of Hormuz since the conflict began . Three of those attacks occurred in the first week of August alone . The attacks have resulted in one crew member killed and 20 others injured .

ADNOC described the situation as an "exceptionally challenging environment" and said its operations are being "significantly impacted" . The company is coordinating with authorities to protect its people and assets while continuing to meet customer requirements as much as possible . Spokesperson statements characterized the assaults as unprovoked and in violation of international maritime law .

Shipping Collapse: Strait of Hormuz Traffic at 10% of Normal Levels

According to a report by the Foreign Policy Journal, shipping traffic through the Strait of Hormuz has collapsed to roughly 10% of pre-war levels . Before the conflict, the strait carried approximately 20% of the world's oil and gas supply .

The closure has cascading effects: the Bab el-Mandeb Strait (Red Sea) has also seen sharp declines, with five tankers changing course in a single day in late July after Houthi attacks on Saudi oil facilities .

Military Timeline: From Airstrikes to Ceasefire to Stalemate

The crisis began on February 28, 2026, when US and Israeli airstrikes killed Iran's Supreme Leader Ali Khamenei and other top officials, sparking the war . Iran retaliated immediately with strikes on Israel and Gulf targets and asserted control over the Strait of Hormuz, effectively blocking passage . The IRGC issued warnings forbidding passage and launched drone strikes on Omani ports (Duqm and Salalah) used by US forces, as well as oil tankers off Muscat .

On March 19, 2026, the United States began an aerial campaign against Iranian positions to reopen the strait . A brief US-Iran ceasefire took effect on April 7, 2026, halting major combat operations — but the strait remained largely closed . As of early August, Iran retains de facto control.

Houthi Operations: A Second Maritime Front in the Red Sea

Iran-backed Houthi forces in Yemen escalated attacks from mid-2026. In June 2026, they announced a total ban on Israeli maritime navigation in the Red Sea and launched attacks on Israel S. On July 20, 2026, the Houthis declared a maritime blockade on Saudi Arabia, attacking two Saudi oil tankers (Encelia and Layla) and later striking Saudi Aramco sites in Yanbu and Jizan SSS. Red Sea shipping slowed significantly as a result SS.

A US Congressional Research Service update (August 4, 2026) notes that the Houthis had paused attacks from early 2025 but resumed as the Iran war widened S. The Houthi leadership has stated that their goal is to replicate Iran's strategy in the Strait of Hormuz within the Red Sea's Bab el-Mandeb Strait S.

Iran-Oman Diplomatic Talks: Progress, Stalemate, and Major Concessions

Diplomatic efforts have been turbulent:

• Late July 2026 — Iran rejected an Omani-backed proposal for regional joint management of the Strait of Hormuz, demanding greater control . Oman had proposed a plan involving voluntary fees for strait use, backed by Gulf states . A senior Iranian official told Reuters that the Omani plan "had no chance of success" .
• August 4-6, 2026 — Reports emerged of significant progress: Iran and Oman agreed on coordinates for a temporary shipping route, and Iran's foreign ministry spokesperson said a deal was "in the final stages" . However, details revealed a proposed deal that would give Iran control over ships entering the Gulf through the strait, a major concession . Under the emerging framework, ships would enter through an Iranian-controlled route and exit through a lane controlled by Oman .
• US President Trump stated on August 5 that the US and Iran were having "very good discussions," but Iran insisted it was only negotiating with Oman, not directly with Washington .

Oil Prices and Regional Instability

While specific benchmark oil price figures were not captured in the search results, the near-total closure of the Strait of Hormuz has severely constrained global supply. Multiple sources note that oil markets have faced extreme uncertainty S. US airstrikes have killed an estimated 1,700 Iranian civilians and devastated Iran's infrastructure, deepening the humanitarian and stability crisis . Eighteen US service members had died in the war as of late July 2026, which the Pentagon estimates has cost $37.5 billion .

Key Takeaways (as of Early August 2026)

• Strait of Hormuz traffic: ~10% of pre-war levels
• ADNOC vessels attacked: 15 hit, 1 dead, 20 injured
• US-Iran ceasefire: April 7, 2026 — halted major combat, but strait stayed closed
• Iran-Oman deal: In "final stages" but gives Iran control of inbound shipping; Iran earlier rejected joint management
• Houthi Red Sea blockade: Active against Saudi and Israeli shipping since June-July 2026 SSS
• US military role: Aerial campaign against Iranian strait positions (March 2026); holding off major escalation as of late July

The situation remains highly volatile. Iran retains effective control of the Strait of Hormuz, Houthi operations have opened a second maritime front in the Red Sea, and the Iran-Oman diplomatic track — while showing recent motion — has yet to produce a functioning reopening of the waterway.