Helga Schmid (front left) of the European Union External Action Service with Abbas Araghchi (front right), political deputy at the ministry of foreign affairs of Iran, at the Palais Coburg in Vienna. Photograph: Alex Halada

An emergency meeting in Vienna between Iran and five remaining signatories of the 2015 nuclear agreement has failed to resolve outstanding issues. I(...)

Iran’s supreme leader Ayatollah Ali Khamenei is the ultimate arbiter in Iran’s system of governance. Photograph: Official Khamenei website/Handout via Reurters

Iran has said it will not submit to Trump administration demands to negotiate over its nuclear and missile programmes, its revolutionary ethos and arm(...)

An Iranian woman walks past a mural on the wall of the former US embassy in the Iranian capital Tehran on Tuesday. Photo/ AFP PHOTO / ATTA KENAREATTA KENARE/AFP/Getty Images

“The deal with Iran is the culmination of 12 years of diplomacy,” EU high representative for foreign affairs Federica Mogherini said on Tuesday night(...)

File image of Iran’s newly-upgraded Sayyad-3 air defence missiles. File photograph: Iranian defence ministry/AFP/Getty Images

Iran’s parliament gave initial approval on Sunday to a Bill to boost spending on Tehran’s missile programme and the elite Revolutionary Guards, in ret(...)

Video    image  showing US sailors after being apprehended by Iran’s Revolutionary Guards: Iranian and American officials said that the prompt release of the sailors was the result of the strong working relationship   but images  of the   sailors  with their hands behind their backs and on their knees could spark a backlash in the US Congress. Photograph: IRINN/HO/AFP/Getty

Iran has released two US navy patrol boats and 10 crew members who were taken into custody on Tuesday after Tehran said they strayed into Iranian wat(...)

Iranian deputy foreign minister Abbas Araghchi: “Nuclear weapons are against our Islamic teachings.” Photograph: Atta Kenare/AFP/Getty Images

The use of nuclear weapons is unthinkable under Islamic teaching and the current arrangement with the United States and other powers could have been c(...)