Positions of S-400 anti-aircraft and missile defense systems ... The S-400 Triumf is a Russian fourth-generation ground-to-air missile system, developed by the Almaz-Antey Central Design Bureau.

A contract on the delivery of the second batch of S-400 anti-aircraft missile systems to ... Under the contract, Ankara received a regiment set of S-400 air defense missile systems (two battalions).

TASS/. Alert air defense forces involving teams of S-400 anti-aircraft missile systems held drills in Belarus, the republic’s Defense Ministry reported on Friday. "In compliance with the 2021/ ...

During the attack, Ukrainians reportedly destroyed a radar station of the S-400 ... anti-aircraft and missile defense systems. The loss of such a radar station is a significant blow to Russian air ...

A Russian 96L6E radar caught fire in Crimea, potentially crippling S-400 defenses. The cause of the fire remains unknown ...