The United Kingdom has confirmed that one of its Royal Navy nuclear-powered submarines surfaced close to the Yantar, a notorious Russian spy ship late last year, to make it clear it was being observed.

The nuclear-powered hunter-killer submarine surfaced close to the Yantar to let the Russian ship know it was being watched.

John Healey warned Vladimir Putin ‘we see you, we know what you are doing and we will not shy away from robust action’.

In a message to Vladimir Putin, Defence Secretary John Healey said ‘we see you, we know what you are doing and we will not shy away from robust action to protect this country’

Moscow’s intelligence ship Yantar enters UK waters in ‘another example of growing Russian aggression’, according to the Defence Secretary

British Defence Secretary John Healey told parliament Wednesday the Royal Navy tracked a “Russian spy ship” that passed through UK waters, warning Russia’s President Vladimir Putin: “We know what you’

The Royal Navy has been monitoring a Russian spy ship after it was spotted around UK waters earlier this week, the defence secretary has told MPs. John Healey said the vessel, Yantar, was used for gathering intelligence and mapping the UK's critical underwater infrastructure.

A British official sent a public warning to Russian President Vladimir Putin on Wednesday after the Royal Navy started tracking the Russian spy vessel Yantar in British waters this week.

A Royal Navy submarine was authorized to surface close to a Russian ship "strictly as a deterrent measure," British Defense Secretary John Healey said.

Britain’s defence minister has warned Russian President Vladimir Putin that “we will not shy away from robust action” after telling Parliament that a Russian spy vessel had been operating in UK waters this week.