Overview
- Ukraine’s General Staff recorded 131 combat engagements on December 31, reporting 77 airstrikes, 182 guided bombs, 6,406 attack drones and 3,587 barrages, with the Pokrovsk sector the most active.
- Ukrenergo said overnight drone attacks on energy facilities caused major outages in Volyn and Odesa and new cuts in Chernihiv, with repairs ongoing and national electricity demand down about 16 percent.
- Kyiv updated cumulative Russian losses to roughly 1,208,970 personnel, alongside equipment losses including 11,488 tanks, 35,678 artillery systems and 98,453 drones.
- ISW assessed Russia seized about 4,831 square kilometers in 2025—roughly 0.8 percent of Ukraine—using a new operational model centered on air interdiction, infiltration and mass small‑group assaults.
- President Volodymyr Zelensky urged more weapons and tougher sanctions, saying Tomahawks in Ukrainian hands would underscore that peace has no alternative, and President Donald Trump questioned Moscow’s claim of a strike on Putin’s residence.