US-Iran escalation spirals as strikes hit Tehran, oil tanker disabled

Iranian officials report more than 35 people killed and over 300 wounded from recent US strikes; one American wrongfully detained since December 2024 was released.
If Iran derives no benefit, there is no reason to honor it
Iran's chief negotiator warns the recent memorandum could collapse if US strikes continue, jeopardizing nuclear talks.

On the fifth consecutive day of American strikes against Iranian military infrastructure, a Hellfire missile disabled an oil tanker in the Strait of Hormuz — a waterway that once carried a fifth of the world's energy supply. Iran has retaliated against regional neighbors, oil markets have surged, and a memorandum of understanding signed only days ago now trembles under the weight of mutual escalation. What began as a ceasefire has become a test of whether diplomacy and warfare can coexist, or whether the ambiguity written into peace agreements is itself a form of danger.

  • A US warship disabled an Iranian oil tanker with Hellfire missiles on Thursday, the fifth straight day of strikes that have now reached Tehran's air defense systems.
  • Iran struck back against Bahrain and Kuwait while threatening to cut off all Middle Eastern energy exports — framing the crisis as a choice between shared access or shared denial.
  • Oil prices climbed more than 15% above pre-war levels as markets absorbed the reality that the Strait of Hormuz, carrying a fifth of global energy, remains a live battlefield.
  • A ceasefire and signed memorandum of understanding have effectively collapsed within days, with Iran's chief negotiator warning there is no reason to honor an agreement that offers Iran nothing.
  • Trump simultaneously threatened strikes on Iran's nuclear facilities and announced the release of a wrongfully detained American — escalation and the thinnest thread of diplomacy running in parallel.
  • The core danger is interpretive: both sides claim the same poorly drafted agreement supports their position, and every new strike widens the gap between those two readings.

An American warship fired Hellfire missiles into an Iranian oil tanker in the Strait of Hormuz on Thursday, disabling the vessel after it ignored warnings while sailing empty toward Kharg Island. It was the fifth consecutive day of US strikes — a campaign that had already hit coastal defenses and missile sites on Greater Tunb Island and was now reaching into Tehran itself, where air defense systems activated across the capital.

Iran responded in kind. The Revolutionary Guards launched attacks against targets in Bahrain and Kuwait, while Iranian officials reported more than 35 people killed and over 300 wounded from the American strikes. The rhythm had become relentless: the US reimposed its naval blockade, Iran threatened to halt all energy exports from the region, and each new wave of attacks eroded what little diplomatic ground remained.

The collapse had been startlingly fast. Days earlier, a ceasefire appeared to hold and both sides had signed a memorandum of understanding aimed at ending the war and restarting nuclear negotiations. Then Tehran closed the Strait of Hormuz. The blockade followed. The strikes began. Now Iran's chief negotiator, Mohammad Bagher Ghalibaf, warned plainly: if Iran derived no benefit from the agreement, there was no reason to honor it.

Oil markets registered the uncertainty — Brent crude trading above $85 a barrel, more than 15 percent above pre-war prices, though well below the $120 peak of peak fighting. No one knew how far this would go.

Trump, speaking in Pennsylvania, declared Iran would be defeated soon and hinted at strikes on a fortified underground nuclear facility. Yet on the same day, he announced Iran had released Dena Karari, an American wrongfully detained since December 2024 — a gesture of goodwill threading through the smoke of escalation. The contradiction captured the moment precisely: simultaneous warfare and the faintest pulse of diplomacy, held together by a memorandum whose ambiguous language both sides now read as justification for their own position.

An American warship fired Hellfire missiles into the smokestack of an oil tanker in the Strait of Hormuz on Thursday morning, disabling the vessel after it ignored repeated warnings. The ship was empty, headed toward Kharg Island as part of a broader US blockade on Iranian ports. It was the fifth consecutive day of strikes, and the escalation showed no signs of slowing.

The previous evening, US forces had already struck Iranian coastal defenses and missile storage sites on Greater Tunb Island. By early Thursday, the campaign had expanded northward into Tehran itself, with reports of air defense systems activating throughout the capital. The strikes targeted what American military officials described as Iranian military capabilities threatening free passage through one of the world's most critical shipping lanes—a waterway that carried roughly a fifth of global oil and gas supplies before the conflict began.

Iran struck back. The Islamic Revolutionary Guards Corps launched attacks against targets in Bahrain and Kuwait, though initial reports offered no clarity on damage or casualties. Iranian officials claimed the recent days of American strikes had killed more than 35 people and wounded more than 300 others. The tit-for-tat rhythm had become relentless: the US reimposed its naval blockade on Wednesday; Iran's military leadership responded by threatening to halt all energy exports from the Middle East, framing it as a choice between shared access or shared denial.

The collapse had been swift. Days earlier, a ceasefire appeared to hold. The US and Iran had even signed a memorandum of understanding aimed at ending the war and restarting nuclear negotiations. But on Saturday, Tehran announced it was closing the Strait of Hormuz. The blockade followed. Then the strikes began. Now, with each new wave of attacks, the diplomatic framework was cracking. Mohammad Bagher Ghalibaf, Iran's chief negotiator, issued a stark warning: if Iran derived no benefit from the memorandum, there was no reason to honor it. He described the conflict as existential, tied to Iran's security arrangements in the strait itself.

Oil markets reflected the chaos. Brent crude traded above $85 a barrel by Wednesday—more than 15 percent higher than pre-war prices, though still far below the nearly $120 peak reached during the height of the fighting. The uncertainty was priced in. No one knew how far this would go.

President Trump, speaking in Pennsylvania, declared that Iran would be defeated soon and claimed Iranian officials wanted to settle badly. He had already suggested widening the campaign, warning of strikes on what he called Pickaxe Mountain, a fortified underground facility linked to Iran's nuclear program. Yet on the same day the strikes intensified, Trump also announced a small gesture of goodwill: Iran had released Dena Karari, an American wrongfully detained since December 2024. Trump called it a gesture of goodwill. Human rights attorney Jared Genser confirmed Karari was safe and traveling home.

The contradiction was stark—simultaneous escalation and the thinnest thread of diplomacy. Experts noted that the memorandum itself was poorly drafted, with ambiguous language about Iran's role in ensuring safe passage through the strait. That ambiguity had become dangerous. Iran's military said the only path to reopening the waterway was US compliance with the agreement. The Trump administration seemed to interpret the same document differently. With each strike, the gap between the two readings widened.

If Iran is not to derive any benefit from the memorandum of understanding, we have no reason to adhere
— Mohammad Bagher Ghalibaf, Iran's chief negotiator
Iran would be defeated soon and Iranian officials want to settle badly
— President Trump
La Conversación del Hearth Otra perspectiva de la historia
Inventor

Why target an empty tanker? What does that accomplish militarily?

Model

It's about the blockade itself—the message that nothing moves toward Iranian ports without permission. An empty ship is still a ship. It's about control of the waterway.

Inventor

But Iran signed an agreement just weeks ago. How does that collapse so quickly?

Model

The memorandum was vague. It said Iran could ensure safe passage, but didn't define what that meant or who decides. When Iran closed the strait, both sides read their own agreement as justifying their actions.

Inventor

Trump released a detained American while ordering more strikes. How do those fit together?

Model

They don't, really. It's a signal that negotiation is still theoretically possible, even as the military campaign accelerates. It keeps a door open while walking through another one.

Inventor

What happens if the strait stays closed?

Model

Global oil markets seize up. Prices spike. Every economy that depends on Middle Eastern energy feels it. That's why the US keeps saying it's about freedom of navigation—it's not just about Iran.

Inventor

Is there any off-ramp here?

Model

Only if both sides decide the cost of escalation exceeds what they gain. Right now, neither seems to believe that yet.

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