Tehran still seeks a negotiated solution to its conflict with the United States, Iranian President Masoud Pezeshkian said on Monday, according to semi-official Tasnim news agency.

Fears of supply shortages have led to long queues at petrol stations in Tehran. Motorists in the Iranian capital were waiting at the petrol pumps in the middle of the night, residents said on Friday.

Sheikh Mohammed bin Abdulrahman Al Thani has been a key mediator in the conflict, even as his country has blamed Tehran for hundreds of missile and drone attacks.

Iran’s security chief, Moshen Rezaei, has said that his country is preparing a list of conditions to present to the US to reopen the Strait of Hormuz. A US official told Al Jazeera that any deal between Iran and Oman about the Strait of Hormuz is of “no concern” to the Trump administration.

A close ally of Iran’s supreme leader said President Donald Trump’s current rhetoric about the war stems from desperation, vowing Iran “will not submi

Mohammad Bagher Ghalibaf, lead negotiator in talks with Washington, made the comments after President Trump vowed an “economic D-Day” against Iran.

The visit by Sheikh Mohammed al-Thani to Tehran follows Pakistan and Oman sending senior officials to the Islamic Republic.

U.S. forces said they struck Iranian rocket launchers on Larak Island on Sunday, while Tehran launched missiles at U.S. bases in Jordan.