The UK’s Vanguard-class submarines are typically only equipped for 99-day patrols, leading to speculation that the vessel had quietly resupplied part of the way through its journey.

Few people beyond the Prime Minister know exactly where the Vanguard submarine is at any one time, as it has to be one of the ...

When a Vanguard-class submarine returned to Faslane this week after around 205 days at sea, it was a testament to the ...

Class submarine's crew was laid bare as Keir Starmer met families waiting to be reunited with their loved ones after a record ...

The huge patrol beats the previous record of 204 days.

After a long patrol, a Vanguard-class submarine returns to HMNB Faslane. These submarines operate quietly for months at a time, forming the backbone of the UK’s continuous at-sea deterrent. This video ...

Modern nuclear forces increasingly rely on platforms built for a single, unforgiving task. Just as analysts note that Russia’s Su-35S fighter was built for just one mission, nuclear-armed states field ...

The Prime Minister visited the Faslane naval base on the Clyde.