Ukrainian defense forces reportedly struck Russian military targets on September 25 and the night of September 26, 2026. An ammunition depot was hit in Sievierodonetsk, Luhansk Oblast, and a P-18 "Terek" radar station was struck near Semenivske, Donetsk Oblast.

The P-18 "Terek" is described as a mobile, two-coordinate, meter-range radar station designed to detect aerial targets up to approximately 250 km away and 35 km in altitude, serving as part of Russia's air defense system. The report states that operations against key Russian military targets are ongoing.