Russia's Iskander-M Upgrade Reveals Push to Preserve Missile Accuracy Under Electronic Attack

Russia is upgrading Iskander-M short-range ballistic missiles to preserve accuracy under Ukrainian and Western electronic attack. New GNSS anti-jam antennas and hardened inertial units aim to defeat GPS spoofing. Reflects Russia's response to reduced CEP performance observed in strikes. Impacts Ukraine PAC-3 engagement calculus.