ECHR-UK: A bad day for civil liberties: Judgment on kettling case (pdf). See also: Human rights court backs police 'kettling' - Majority of Strasbourg judges rule in favour of Met in case brought by demonstrator
ECHR-UK: A bad day for civil liberties: Judgment on kettling case (pdf). See also: Human rights court backs police ‘kettling’ – Majority of Strasbourg judges rule in favour of Met in case brought by demonstrator and bystanders over 2001 incident (Guardian, lnk) and A brief history of kettling (Freedom, link)