Russia has ordered a winter troop surge to break the stalemate in Ukraine, but Ukrainian drone attacks on logistics and resupply channels will undermine this offensive.

Meanwhile, Russia continued its strikes on Ukraine, firing scores of drones at Ukrainian energy infrastructure overnight and attacking targets in Ukraine's Donbas. View on euronews

Since the start of the full-scale aggression, Russia’s losses have continued to grow across all types of weapons and personnel, according to a post by the Ukrainian General Staff on Telegram. The total combat Russian losses from February 24,

The total combat losses of Russian troops in manpower from February 24, 2022, to December 23, 2025, reached about 1,199,280 people, 1,420 of whom were eliminated in the last 24 hours. — Ukrinform.

The town of Siversk had served as a stronghold in the portion of eastern Donetsk still under Ukrainian control. Moscow wants Kyiv to surrender the town as part of a peace deal.

Ukraine said a resistance agent was able to sneak into a Russian hangar and destroy two Russian fighter jets.

Ukraine Strikes Airbase Deep Inside Russia. On Dec. 21, Ukrainian intelligence announced it conducted a major strike on a Russian airbase near

Ukrainian President Volodymyr Zelenskiy said on Monday that residents of a border village taken into Russia by Moscow's troops had interacted with their neighbours for years without incident.

Ukrainian security services have stepped up drone and sabotage operations against Russian combat aircraft and submarines this month, in what analysts see as one way to combat incessant Russian missile strikes against cities and energy infrastructure.

As the war between Russia and Ukraine persists, Russian President Vladimir Putin said his nation's "troops are advancing," The Associated Press reported.

Russia's Investigative Committee said Lt Gen Fanil Sarvarov died on Monday morning in Moscow after an explosive device planted under a car detonated. He is the third military official to have been killed in bomb attacks in the Russian capital over the last 12 months.