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 ...

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

The agreement is focused more on trade than military issues, but it will bring two countries with a shared desire to challenge the West closer together.

While Moscow and Tehran have shared warmer relations for decades, a revival of the nations’ allyship occurred when the former ...

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

Moscow has cultivated closer ties with Iran and other nations hostile towards the U.S. since the start of the Ukraine war. It already has strategic pacts with North Korea and close ally Belarus ...

The necessity of entering into agreements with third countries to sustain the war challenges the Kremlin’s notion of military superiority.

Russian President Vladimir Putin and his Iranian counterpart, Masoud Pezeshkian, signed a broad cooperation pact Friday as ...

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 ...

Iranian President Masoud Pezeshkian and Russian President Vladimir Putin signed a 20-year strategic partnership treaty in Moscow, enhancing ties in politics, trade, security, and energy. This landmark ...

Russia and Iran were the main military allies of Syrian President Bashar al-Assad, who fled to Moscow after being toppled last month. The West also accuses Iran of providing missiles and drones ...