
Drone attacks on a Russian radar site may have crossed one of Moscow’s red lines for potential nuclear weapon use—the “disruption of the response actions of nuclear forces,” per the wording of a Kremlin decree signed by President Vladimir Putin in 2020.
Ukrainian drones reportedly targeted the 590th separate radio engineering center of military unit 84680 in the city of Kovilkino on Wednesday morning and on April 11. Kovilkino is in the Mordovia Republic, some 360 miles from the Ukrainian border.
The site is home to a 29B6 “Container” over-the-horizon radar, which forms part of Russia’s reconnaissance and early-warning network for aerospace attacks, including those by ballistic missiles.
Sources say the results of Wednesday’s attack are…