Guarding Britain’s most powerful weapons deep beneath the waves are sailors who have not seen sunlight, breathed fresh air or spoken to their families for months.
Operating in total isolation on increasingly long patrols, submarine crews are enduring “mind-boggling” marathons underwater to ensure nuclear missiles can be launched at any moment.
Now, after a Vanguard-class vessel returned from a record 204 days at sea, submariners tasked with maintaining the deterrent have revealed what life is like on board the boats.
The £6 billion “bomber” looked grey, barnacled and rusty as she docked at HM Naval Base Clyde, in Scotland, last month. Welcoming her home was Sir Keir Starmer, the only person capable of authorising a nuclear strike, who thanked the crew for completing nearly