Washington DC, May 2 -- The US blockade in the Gulf of Oman and surrounding maritime routes has been claimed to have cost Iran nearly USD 4.8 billion in oil revenue, significantly tightening financial pressure on Tehran, according to a report by Axios citing Pentagon estimates.

The Department of War assessment suggests Iran has been denied close to USD 5 billion in oil earnings due to disruptions linked to US enforcement operations in the region, which officials say are targeting sanctioned maritime trade and energy exports.

The report comes amid ongoing tensions over shipping routes near the Strait of Hormuz, a critical global oil checkpoint.

Highlighting the report, Sean Parnell, speaking in his capacity as Assistant to the Secretary...