Royal Navy helicopters and a warship have shadowed a surfaced Russian submarine as it sailed through the North Sea and ...

Russia has more than 60 Kilo-class submarines, which have a top speed of 17 knots while surfaced or 20 knots submerged, and ...

Helicopters and a warship were involved in the operation to monitor the RFN Novorossiysk submarine as it sailed west through ...

A Russian submarine sailing through the North Sea and English Channel has been shadowed by Royal Navy helicopters and a ...

The crew from the submarine-hunting Merlin aircraft with 824 Naval Air Squadron were in the North Sea and English Channel.