Add Yahoo as a preferred source to see more of our stories on Google. President Volodymyr Zelensky of Ukraine visits the White House on Oct. 17. On Monday, the Ukrainian Security Service announced it ...

In the freezing waters of the North Atlantic, NATO forces are quietly preparing for a type of war few people ever see — a ...

Add Yahoo as a preferred source to see more of our stories on Google. Ukraine hit a Russian submarine with drones in Novorossiysk, Ukraine’s security service SBU said, marking the first time in such ...

The gap between Russia and the West has pushed Moscow to prioritize unconventional capabilities, a top Norwegian military official said.

(CNN) — Ukraine’s domestic security service, the SBU, said Monday that it had carried out an attack on a Russian submarine in the Black Sea port of Novorossiysk, causing critical damage to the vessel ...

The British navy said Thursday it tracked a Russian submarine navigating through the English Channel for three days, as it steps up efforts to police its seas against such threats. A British naval ...

A Russian submarine was deployed alongside a spy ship to map critical undersea infrastructure around Britain, it has emerged. An anti-submarine Merlin Mk2 helicopter could be seen from the photo ...

Oct. 15 (UPI) --The Swedish military deployed fighter jets and a warship to shadow a Russian submarine after it entered the Baltic Sea on Tuesday and continues sailing toward a Russian port. The ...