He had demonstrated a failure to provide effective leadership, an official said

  Tehran says it is needed to strengthen its air defence against possible attacks, including on its nuclear facilities.

 

  Tehran has called on the US to do more to remove obstacles to the banking sector so that businesses feel...

  Russia says it is ready to start disbursing a $5-billion loan to Tehran for financing infrastructure projects.

  Iran is permitted to keep up to 130 tons of heavy water at present and up to 90 tons once its...

  "The power of our armed forces is not aimed at any of our neighbors ... Its purpose is to defend Islamic Iran and...

 

  "If there isn't a political transition the civil war will continue and Islamic State will benefit from it," a...

  "Iran is not a threat to any country ... Tehran wants interaction with the world, with its neighboring countries"

  An increasing death toll among Iranian fighters since October last year indicates Tehran's forces are taking a more active...

"Those who say the future is in negotiations, not in missiles, are either ignorant or traitors," Khamenei said