The Russian submarine shadowed by the Swedish Gripens was transiting the Kattegat, a strategic waterway linking the Baltic ...

Add Yahoo as a preferred source to see more of our stories on Google. A Russian submarine was deployed alongside a spy ship to map critical undersea infrastructure around Britain, it has emerged. An ...

The United Kingdom thwarted a Russian submarine operation targeting critical undersea cables.

(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 ...

Ukraine said Monday it carried out an underwater drone strike that critically damaged a Russian Kilo-class submarine docked in the port of Novorossiysk, marking the first known attack of its kind. The ...

A defence expert has said European countries need to “inflict a far higher cost” in response to Russian spy submarines.

Sophisticated spy submarines were spotted loitering over British pipelines and undersea cables ...

Through the Ukraine War, the Russian Navy has lost over 20 warships, submarines, landing ships, patrol boats, and support vessels, including its flagship, the Moskva guided-missile cruiser. Last week, ...

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 ...