Oman's Sultan Haitham bin Tariq al-Said is set to visit Moscow on Monday, days after the start of a round of Muscat-mediated ...

The two countries will begin having experts meet to discuss details of a possible deal over Tehran's rapidly advancing ...

Iran's supreme leader sent his foreign minister to Russia with a letter for Putin ahead of a second round of nuclear ...

Iran has sought support from Russia over a possible deal with Washington over Tehran’s rapidly advancing nuclear program, ...

US and Iranian delegations will gather in Rome Saturday for a second round of high-level talks on Tehran’s nuclear program ...

Iranian foreign minister also says Tehran recognized level of seriousness in Washington's approach during 1st round of talks ...

Weapons experts warn that any US ally developing nuclear arms would start a rush by other countries to follow suit. The non-proliferation treaty, which for decades has helped to confine the number of ...

Russia's upper house of parliament on Wednesday ratified a strategic partnership deal signed between Moscow and Tehran ...

Iran's Foreign Minister Abbas Araghchi is set to visit Moscow this week to discuss recent nuclear negotiations with the ...

Iran and the United States began a second round of negotiations Saturday over Tehran's rapidly advancing nuclear program in ...

Iranian foreign minister, US Middle East envoy will negotiate indirectly through an Omani official who will shuttle messages ...