Inns of Court Regiment called to fight in the wars of King John or against Robert the Bruce. One such defence of Medieval London was organised in 1381 against Wat Tyler, during the Peasants' Revolt (when the Chief Justice was killed). In 1467, the Chief Justice of the Exchequer, then Recorder of the city of London, was instrumental in defeating a Lancastrian attack on the city of London. Further accounts, such as Henry Machyn's diary (1554), tell of more localised defences when "On the xij day of Juin was a gret fray be-twyn the Lord Warden's servants of Kent and the Ines of Greys
Peasants' Revolt until the intervention of Henry le Despenser, who defeated a rebel army at the Battle of North Walsham on 25 or 26 June. Troubles extended north to York, Beverley and Scarborough, and as far west as Bridgwater in Somerset. Richard mobilised 4,000 soldiers to restore order. Most of the rebel leaders were tracked down and executed; by November, at least 1,500 rebels had been killed. The Peasants' Revolt has been widely studied by academics. Late 19th-century historians used a range of sources from contemporary chroniclers to assemble an account of the uprising, and these were supplemented in the 20th century