The United States should return to a 2015 nuclear deal between Iran and major powers, Iranian Foreign Minister Mohammad Javad Zarif tweeted on Friday

Iranian Foreign Minister Mohammad Javad Zarif said Friday that a US-led maritime security mission in the Strait of Hormuz would be a "source of insecurity."

Iranian President Hassan Rouhani rejected on Wednesday the resignation of Foreign Minister Mohammad Javad Zarif, standing by a moderate ally long targeted by hardliners in internal factional struggles over a 2015 nuclear deal with the West.

Washington is set to reimpose sanctions on Iran on Tuesday following President Donald Trump's decision to abandon the 2015 nuclear deal in May.

"The US withdrawal ... is a violation of morals, the correct way to carry out politics and diplomacy and against international regulations," Rouhani during a meeting with visiting Sri Lanka President Maithripala Sirisena.

The Khalid bin Abdullah al-Attiyah Roundabout in western Doha will be closed for more than two years starting September 10.