President Donald Trump’s first sanctions package targeting a handful of vessels carrying Iranian oil stopped short of the ...

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 ...

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

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 ...

Key differences in comprehensive strategic partnership treaties with Pyongyang and Tehran give insight into Moscow’s ...

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 ...

Shadmani’s pronouncement is the first official confirmation of Tehran’s purchase of the Russian fighters that has long been ...

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 ...

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

The U.S. on Thursday imposed sanctions on a network of more than a dozen people and firms that are accused of facilitating ...

Iran and Russia have grown closer since the start of the Ukraine war as the two countries face international sanctions.