Iran looks to be getting Su-35 fighter jets from Russia, but they won't fill the gaps in Iran's degraded air defenses against ...

NICOLE GRAJEWSKI is a Fellow in the Nuclear Policy Program at the Carnegie Endowment for International Peace and an Associate with the Project on Managing the Atom at the Harvard Kennedy School. She ...

Russia and Iran signed a mutual defense and security cooperation pact on Jan. 17 — just days before President Trump’s ...

Tehran confirmed the purchase of Moscow's Sukhoi Su-35 fighter jets, strengthening the countries' military and political ties ...

It's easy to be overwhelmed by what's happening on the frontline in Ukraine, but there's another reason Donald Trump may have ...

While Moscow and Tehran want this deal to signal unity in defiance of the West, it’s also about shoring up losses in the wake ...

What to know about the Russian-Iranian relationship: ...

Vladimir Putin and Masoud Pezeshkian will sign a new treaty on Friday that will strengthen Russia-Iran relations.

Iran used Russian-made long-range air defence systems in a military exercise on Wednesday, following Israeli strikes last October which Israel said had seriously weakened Tehran's defensive ...

The Iranians were already supplying Putin with Shahed-136 kamikaze drones for use in his illegal war in Ukraine and there is ...