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

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 ...

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

Russia’s ties with Iran have grown closer after Putin sent troops into Ukraine in February 2022. Ukraine and the West have ...

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

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

As of late November 2024, the Islamic Republic of Iran Air Force has received two Su-35SE aircraft. As the Russian-made planes arrive, it appears they will replace the American-made Grumman F-14 ...

Russia and Iran have supported each other for decades — Moscow has provided support to Iran’s nuclear program, and Tehran has sent missiles and drone weapons support to Russia for its war against ...

Tehran has provided important military aid to Moscow. Specifically, Iran has provided suicide drones, ballistic missiles, and other munitions. The Shahed-series of kinetic unmanned aerial systems have ...