Negotiations between Iran and the United States over Tehran’s rapidly advancing nuclear program are set to return to the secluded sultanate of Oman.

Iran and the United States are expected to hold more nuclear negotiations mediated by Oman amid efforts to shape an agreement to avoid the US attacking Iran. The Iranian delegation will arrive in Muscat on Friday evening in advance of political and,

Russian President Vladimir Putin discussed Iran's nuclear programme on Tuesday with the visiting leader of Oman, Sultan Haitham bin Tariq al-Said, a Kremlin official was quoted as saying.