Taxpayers face a big bill because retired submarines are still sitting in storage.
The Royal Marines have not been called to military action and are simply on exercises, the Ministry of Defence has said.
MI5 is under fire over how it stores potentially sensitive information.
The Joint Expeditionary Force is being guided in special training by HMS Albion.
MI5 hopes looking into past suspects' behaviour could act as a warning against terror attacks.
America is to welcome one of Britain's newest warships later this year as part of a training exercise and diplomatic mission.
Russian aircraft were escorted along an Estonian route by the RAF.
A document supplied by MI5 in 1973 is to remain classified.
Jeremy Hunt wants more funding given to defence following Brexit.
The British Army could be set to lose some of its tanks, it has been claimed.
There are jobs currently available with MI5 and MI6.
The new Dreadnought class submarine will be called HMS King George VI.
Theresa May has sacked defence secretary Gavin Williamson over an alleged leak of sensitive security information.
The AI Fest conference will examine the latest in robotics technology for military and defence purposes.
Prince William has been shadowing MI5 and MI6 recently.
The Lightning jets will be heading to Cyprus later this year.
A Royal Navy ship has found sanctions against North Korea being broken.
Failing to decommission nuclear subs is making Britain look bad, one organisation has said.
The Royal Navy is to benefit from two new sonar-equipped vessels.
An underground bunker is being used as an MoD command centre for Brexit.