NICOLE GRAJEWSKI is a Fellow in the Nuclear Policy Program at the Carnegie Endowment for International Peace and an Associate ...

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

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

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

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

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

Russian President Vladimir Putin and his Iranian counterpart Masoud Pezeshkian deepened military ties between their countries ...

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 ...

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

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

Iran has acquired Russian-made Sukhoi-35 fighter jets, a senior Revolutionary Guards commander announced on Monday, amid ...

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