Russia warned on Thursday against any attack on Iran's nuclear infrastructure as tensions grow with the United States over its nuclear program and after President Donald Trump threatened to bomb Iran if it doesn't reach a deal. Newsweek has reached out to the U.S. State Department for comment.

Russia and Iran’s military ties and increasingly tight cooperation in arms use and design suggest that their friendship, though not an entire military alliance, will not flag anytime soon. The Russian-Iranian friendship,

Russia said on Friday that the question of Iran's nuclear programme should be resolved politically and diplomatically, urging restraint on all sides. Moscow has offered to mediate between the United States and Iran after U.