A major counter-terrorism exercise is taking place in the UK capital today, as we approach the 10th anniversary of the London bombings in which 52 people died. What has changed since 2005?
The British death toll in the Tunisian beach massacre is expected to double to at least 30, sources say, as David Cameron pledges a "full spectrum" response to terrorism.
Five Britons were among 37 killed in a gun attack at Sousse, a Tunisian tourist resort, Foreign Secretary Philip Hammond has said, warning that a "high proportion" of the casualties could be British.
A "comprehensive and comprehensible" new law on security services' powers to monitor online communications must be drawn up "from scratch", an influential terrorism watchdog says.
People are more likely to experience terrorism in Baghdad than in any other city in the world, while Bristol is ranked at higher risk than London, according to a new report.
As police detain a record number of people of all ages linked to extremism, the number of teenagers arrested for terrorism offences this year is over twice as high as the year before.
David Cameron announces the government will combat "poisonous Islamist extremist ideology" by banning organisations and clamping down on those seeking to radicalise young people.
Cameroon's government is working hard to banish the memories of the havoc caused by Boko Haram extremists who terrorised the north of the country for the last two years.