The sailor - believed to be a Petty Officer on HMS Vanguard - reportedly triggered a major emergency response after calling a bomb warning to the 15,900-tonne sub's control room.

As first reported in The Sun, a Petty Officer aboard HMS Vanguard called in a bomb warning to the submarine’s control room. A lockdown was triggered at HMNB Clyde, with a bomb disposal team ...

The Royal Navy’s four Vanguard-class submarines are the United Kingdom’s ultimate weapon and the cornerstone of its nuclear deterrent. -These massive, nuclear-powered ballistic missile submarines ...

The remaining four are Vanguard-class ballistic missile submarines (SSBN), which carry the UK’s Trident nuclear missile system. A new group, the Dreadnought class, will be introduced in the ...

Royal Navy submariners are being forced to spend longer than ever before at sea, experts have warned, after Trident vessel HMS Vanguard clocked in a record 204 days underwater Comments News ...

The prime minister boarded HMS Vanguard, one of the UK's nuclear-armed submarines, which had been at sea more than 200 days, amid issues with maintaining an ageing fleet while upholding the ...

The remaining four are Vanguard-class ballistic missile submarines (SSBN), which carry the UK’s Trident nuclear missile system. A new group, the Dreadnought class, will be introduced in the ...

The HMS Vanguard is one of the U.K.’s four Vanguard-class submarines, which provide Britain’s nuclear deterrent by ensuring that one of the vessels is constantly at sea.

The HMS Vanguard is part of the 'Vanguard-class' nuclear submarines that started patrolling in 1994, with one always stationed out at sea.