It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Some features of ATS will be disabled while you continue to use an ad-blocker.
The around 3,000 potential terrorists monitored since 2015 has grown after the return of UK-born people who left to fight with ISIS.
Around 400 ISIS-trained fighters are believed to have returned from war zones in Syria and Iraq.
Despite being on red alert for more attacks on home soil like today's carnage in Westminster, new statistics show the number of arrests, stop and searches, and examinations of suspected terrorists at ports and airports dropped in 2016 on the levels seen in 2015.
In 2016 there were 260 terror-related arrests, a drop of eight per cent on the 282 people held in 2015.
The figures were revealed in a quarterly Home Office report on the use of police powers under the Terrorism Act 2000, which was released this month.