Trump issued a new warning to Iran and its supreme leader, Ayatollah Ali Khamenei, ahead of expected talks over Tehran's nuclear program.

As EU designates Iran's IRGC as terrorist group, pressure mounts on U.K. to act as London center allegedly promoting Iranian regime propaganda.

Ayatollah Ali Khamenei, Iran’s supreme leader, has vowed to unleash a regional war if America launches air strikes. Initially few in the Middle East seemed eager for further conflict. The region’s power-brokers tried to dissuade America from military action. But attitudes now look more mixed.

The authorities are making mass arrests, seizing assets and hunting down doctors who treated protesters. Some Iranians keep showing defiance anyway.

Iran requested to move talks from Turkey, Secretary of State Rubio confirms. Rubio laid out what topics needed to be discussed for a "meaningful" result.

The talks are expected to be held after the U.S. military said it shot down an Iranian drone​ and Iranian forces threatened to seize a U.S.-flagged vessel.

DUBAI, Feb 4 - The U.S. and Iran are due to hold ‌talks ​in Oman on Friday after Tehran requested a change ‌of venue to limit negotiations to its nuclear programme, a regional official said, with a build-up of U.S. forces in the ​Middle East raising fears of a confrontation.

Crucial talks between the US and Iran appear set to be held in Oman as Tehran seeks to ensure the scope of its negotiations with the Trump administration is limited solely to its nuclear programme.

The talks between Iran and US are still set to focus on Iran's nuclear program and capabilities, NYT noted, citing three Iranian officials and one Arab official. Iran has agreed to discuss its ballistic missile program and its use of proxy terror groups in talks with the United States slated for Friday morning,