Home Secretary Theresa May establishes a judge-led inquiry into past and present undercover policing in England and Wales, with powers to compel witnesses to give evidence.
A radicalised teenage son of Jehovah Witnesses is found guilty of planning to behead a young British soldier.
Have we really lost the equivalent of nine police forces since 2010? And can crime really be falling at the same time? FactCheck investigates
Files relating to three judge-led inquiries, including the police shooting of Mark Duggan, have gone missing in the post, the Ministry of Justice says.
Police will lose the power to bail people indefinitely under plans announced by the home secretary, lawyer Tom Crone says the system is "grotesque".
Despite repeated denials from the Metropolitan police, a Channel 4 News investigation finds officers have been set individual monthly arrest targets. Critics warn it could create perverse incentives.
Four men who allegedly planned a terror attack in London carried out "hostile reconnaissance" of a police station and army barracks, Scotland Yard says.
A group of senior police officers in charge of keeping undercover policing in check lacks "teeth" and should be overhauled immediately, a damning report by inspectors has said.