Ukraine's sea drones have changed the fight in the Black Sea. On December 15, 2025, an explosion hit a pier at Russia's Novorossiysk naval base. Ukrainian officials said an uncrewed underwater drone struck a Kilo-class submarine there.

Russia is likely deploying nuclear-capable hypersonic ballistic missiles at a former airbase in eastern Belarus, a move that could strengthen Moscow’s ability to strike targets across Europe, according to a Reuters report.

A Ukrainian drone strike on a Russian oil-loading facility near Novorossiysk has disrupted oil exports, impacting both Russia and Kazakhstan. Kazakhstan relies on this route for 80 percent of its oil exports, creating economic and strategic vulnerabilities.

Ukraine's Security Service and Navy achieved a military milestone on December 15, 2025, launching the world's first underwater drone strike against a submarine. Using "Sub Sea Baby" unmanned vehicles,

Ukraine says underwater drone strike is historic first Russia denies attack caused any damage Attack hits Kilo-class, missile-carrying submarine Vessel was in Russia's Novorossiysk port in Black Sea KYIV, Dec 15 (Reuters) - Ukraine said on Monday it hit ...

Ukraine’s General Staff claimed a strike on Rosneft PJSC’s refinery in Ryazan, one of the largest in Russia, while Moscow continued to target Ukraine’s energy system with missiles and drones ahead of winter. The Ryazan strike was part conducted as ...