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

U.K. forces thwarted what they believe was a covert operation by Russian submarines in the country’s Exclusive Economic Zone, ...

The British Ministry of Defense revealed Russian submarines recently conducted "nefarious activity" around underwater cables ...

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

British defence minister says the operation did not find evidence that Russia had damaged undersea infrastructure.

Three Russian submarines were detected by the UK in the North Atlantic loitering over critical undersea cables, the defence ...

John Healey, the defense secretary, said the vessels were gathering information about undersea pipelines, and said he ...

"To President Putin, I say 'We see you,'" the British defense minister said.

Britain and Norway have conducted a weekslong operation to deter Russian spy submarines near undersea cables in the North Atlantic.

Russia deployed three submarines to spy on the UK’s critical undersea pipelines in the northern Atlantic, British officials ...

The defence secretary announced the UK had monitored Russian submarines researching undersea cables for around a month before ...

The British military has exposed a covert Russian submarine operation in and around UK waters, forcing the vessels to retreat ...