Russian and Iran share a complicated past, peppered with conflict, and even now tread a fine line between cooperation and ...

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 ...

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

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

Russian President Vladimir Putin and his Iranian counterpart, Masoud Pezeshkian, signed a broad cooperation pact Friday as their countries deepened their partnership in the face of stinging Western ...

Iran has purchased Russian-made Sukhoi-35 fighter jets, a senior Revolutionary Guards commander said on Monday, amid Western ...

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

Russian President Vladimir Putin is hosting his Iranian counterpart President Masoud Pezeshkian for the signing of a broad partnership pact.

Russian President Vladimir Putin announced plans on Friday to build a gas pipeline to Iran aimed at eventually transporting ...

Last week, Russian President Vladimir Putin and Iranian President Masoud Pezeshkian signed a new 20-year Comprehensive Strategic Partnership Agreement. The agreement seeks to bring the two countries ...

After several months of growing tensions with Israel and the US, and repeated rumours of an imminent military strike ...

Analysis: The 20-year strategic agreement bolsters bilateral ties as Russia and Iran reel from the loss of the Syrian regime, but frictions remain.