The US and Iran reached a potential agreement to open the Strait of Hormuz and start nuclear talks, but the deal has been awaiting sign-off from President Donald Trump. Follow for live updates.

Fresh sanctions came amid reports that US and Iranian negotiators had reached a tentative 60-day memorandum of understanding (MoU) aimed at extending the fragile ceasefire and paving the way for formal negotiations on Iran’s nuclear programme.

WASHINGTON, May 28 (Reuters) - The U.S. said on Thursday it has imposed new sanctions on Iran's military oil trade, even as Washington and Tehran reached a tentative agreement to extend their ceasefire and lift restrictions on shipping through the Strait of Hormuz.

President Trump told Fox Business this week he would hold the line on Iran sanctions. “No we’re not talking about easing of sanctions, or giving them money, no sanctions no money, no nothing, they are starting to give us what they have to give us,

The Treasury Department on Friday announced new sanctions on a Chinese oil refinery and dozens of shipping firms and vessels, including those with ties to Hong Kong, in a bid to disrupt Iran’s oil

The Trump administration launched its “Economic Fury” campaign to hobble Iran’s economy with sanctions more than a month ago. So far, the country is unbowed.

Top Iranian official Ebrahim Azizi claims Tehran's right to enrich uranium is a "red line" for the country in negotiations with the U.S. on Thursday. President Donald Trump and Secretary of State Marco Rubio say there is still room for a deal.

New Economic Measures Against Iran On Thursday, the United States unveiled additional sanctions targeting Iran, which include restrictions aimed at preventing Iranian airlines from accessing essential services such as landing slots,