What is the importance of Qeshm Island to Iran, why does the US keep targeting it? - explainer

What Happened

Al-Ain News reported that American forces carried out strikes on Iran's Qeshm Island on Monday, citing US media accounts and officials. A US official told Reuters that the attacks "appeared to be limited and did not represent a resumption of large-scale combat operations." The US had previously struck Iranian surveillance installations on Goruk and Qeshm Island in June, after Iran launched drone threats from the area. The reported strikes come amid continuing tensions between Washington and Tehran and renewed questions about whether the United States might expand military operations against Iran. Qeshm Island is located approximately 22 kilometers south of Bandar Abbas, a port city that serves as an important center for the Islamic Revolutionary Guard Corps Navy. The island is more than 130 kilometers long and around 40 kilometers wide at its widest point. Al-Ain News reported that Qeshm contains extensive underground military infrastructure associated with the IRGC, reportedly including weapons depots, missile launch platforms, radar installations, and fortified shelters for naval vessels. A video circulating online on Tuesday appeared to show an Iranian underground facility housing various weapons systems, though its location is unclear.

Key Actors

Why It Matters

Qeshm functions as a fixed "aircraft carrier" for Iran, enabling it to monitor shipping and deploy small fast boats, anti-ship missiles, drones, and coastal surveillance systems to threaten vessels moving through the Strait of Hormuz without maintaining a conventional naval fleet that could fight the US Navy in open waters. The same geography that enables Iran to threaten this critical energy corridor also exposes its fixed infrastructure — radar systems, launch sites, communications networks, and bunker entrances — to US strikes. The United States does not necessarily need to destroy every missile or naval vessel to weaken Iran's ability to coordinate attacks, and the contest over Qeshm is part of a wider struggle for control over one of the world's most important energy corridors, with oil prices still around $100 a barrel.

Watch For

Watch for Pentagon confirmation of the Monday strikes' targets and scope; any Iranian or IRGC statement, particularly from the IRGC Navy, or military activity near the Strait of Hormuz; further disclosure or geolocation of the underground facility shown in Tuesday's video; and any changes in shipping insurance rates, oil prices, or US military posture in the Gulf that would indicate escalation or de-escalation.