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
Lord Mayor of London Mayor of London has worn a Royal Livery Collar of Esses. However, the collar's origins are not royal, Sir John Alleyn, thrice Lord Mayor, having bequeathed it to the next Lord Mayor and his successors "to use and occupie yerely at and uppon principall and festivall dayes." It was enlarged in 1567, and in its present shape has 28 Esses (the Lancastrian ‘S’), Tudor roses and the tasselled knots of the Garter (alternating) and also the Portcullis, from which hangs the Mayoral Jewel. The collar is worn over whatever the Lord Mayor may be wearing, secured onto their underdress or