The regime is grappling with the collapse of its regional "Axis of Resistance" and mounting economic troubles at home.

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

For Moscow, Iranian President Masoud Pezeshkian's visit to Russia on Jan. 17 is a diplomatic victory. The trip's centerpiece ...

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

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

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 ...

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

Amid Western concerns about Tehran and Moscow's growing military cooperation, Iran said it has purchased Russian-made ...

Iran acquiring Russian Su-35 fighter jets would mark a major upgrade of its air force without changing the regional balance of power, analysts believe. A senior Iranian military official told state ...

Russia, Iran Sign New Strategic Partnership Deal to Take On West | Vantage With Palki Sharma | N18G Iranian President Masoud ...

Iran and Russia signed a 20-year strategic partnership treaty. It outlines significant economic and military cooperation.

A senior commander of Iran’s Islamic Revolutionary Guard Corps (IRGC) has confirmed that the country has purchased Russian Su ...