Iran's seizure of a US undersea drone, coupled with US strikes on Iranian tankers, has triggered a rapid escalation of military confrontation in the Middle East within days, sharply deteriorating conditions around the Strait of Hormuz and pressuring global energy markets.

According to reports, an Iranian Islamic Revolutionary Guard Corps spokesman stated on the 9th that Iran will establish a new maritime "sanctions zone," extending from Chabahar port into parts of the Gulf of Oman and the Arabian Sea, with coordinates to be announced later. This follows earlier reports that the same spokesman claimed Iranian forces captured an advanced US unmanned underwater vehicle at the entrance to the Strait of Hormuz that morning, asserting that no advanced technology can breach Iran's multi-layered surveillance system in the strait.

Simultaneously, US forces struck Iranian tankers near Kharg Island and Jask, prompting Iran to launch ballistic missiles at a US base in Jordan. Brent crude oil prices surged past $100 per barrel amid these developments.

What triggered the escalation?

The Iranian Islamic Revolutionary Guard Corps spokesman described the drone seizure as a "complex intelligence and combat operation," stating that "the dominance of the Persian Gulf belongs to our scientific youth." Iran released images of the captured device, which closely match the Dive-LD model produced by US defense firm Anduril Industries.

The Dive-LD, delivered to the US military starting in 2025, is a large-displacement autonomous underwater vehicle capable of continuous operations lasting up to ten days, with a maximum working depth of approximately 6,000 meters. It is designed for seabed mapping and rapid mine detection. Notably, elite US Navy SEAL teams have reportedly been conducting a four-month mission to clear Iranian-laid mines in the Strait of Hormuz.

A US official, speaking anonymously, said a US underwater drone experienced a malfunction in the Middle East region more than a day earlier, but did not officially confirm the device had been captured by Iran. Additionally, Iran's Islamic Revolutionary Guard Corps claimed to have shot down a US-made MQ-1 reconnaissance drone that same day, though the Pentagon has yet to respond clearly. In surface operations, Iran reportedly launched a second, previously undisclosed attack on US ships on Monday, with no US vessels hit.

What are the implications of US strikes on Iranian tankers?

US forces launched strikes on Iranian commercial vessels near Kharg Island and coastal waters off Jask. Citing senior US officials, reports indicate the strikes targeted Iranian oil tankers as part of "a broader strategy to economically pressure Iran," involving efforts to sink and disable Iranian crude transport ships.

Iranian semi-official Mehr News Agency reported multiple explosions near the Kharg Island anchorage, a critical Iranian oil export hub. In retaliation, Iran fired ballistic missiles at a US base in Jordan, with Tasnim News Agency reporting multiple explosions across Jordan.

Brent crude prices rose more than 1% above $100 per barrel in response to these developments, as market concerns intensify over potential disruptions to Iranian exports and potential blockages in the Strait of Hormuz.