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

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

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

The presidents of Russia and Iran have held talks in the Kremlin before the signing of a broad cooperation pact to deepen ...

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

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

Just three days before US President-elect Donald Trump returns to the White House, Russia and Iran have finally signed a ...

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

Vladimir Putin’s forces are focusing on attacking on the outskirts of a key eastern Ukrainian city of Pokrovsk amid reports ...

Iranian President Masoud Pezeshkian has arrived in Russia for the signing of a broad cooperation treaty as his country ...

Putin's forces launch 81 drones in aerial assault as Sumy apartment strike kills 4 - Russia lost 1,670 troops in just the ...

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