John Healey says three Russian submarines left after being monitored "24/7" by UK forces, with no damage reported. He tells ...

British authorities say they have tracked three Russian submarines operating near the United Kingdom in what officials ...

A submarine dive to 500 meters below the ocean explores a deep sea environment with low light and intense pressure. The video ...

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

UK tracked three Russian submarines in North Atlantic for a month, Healey says - It comes amid ‘increased Russian activity in the Atlantic’, the Defence Secretary said.

We know he can’t deny it.” Adam Fleming speaks to John Healey, the UK Defence Secretary, after he revealed Russian submarines ...

The Royal Navy has deterred Russian submarines identified in the vicinity of undersea cables and other critical under water ...

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

U.K. Defense Minister John Healey has revealed a major military operation involving the Royal Navy and Norway to deter ...

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

Two RAF Typhoons were scrambled from RAF Lossiemouth in Scotland, with a Voyager refuelling jet also taking off from RAF ...

The submarine activity reportedly took place within the UK's exclusive economic zone, which extends 200 nautical miles from shore, but not within its narrower territorial waters.