Flag of the City of London about the 13th century. His full figure representation was rapidly replaced with his symbolic representation of the sword. Some believe the sword is a dagger that commemorates the dagger of Sir William Walworth, former Lord Mayor of London, which killed Wat Tyler, leader of the Peasants' Revolt, in 1381. A verse at Fishmongers' Hall may explain the relationship: "Brave Walworth, Knight, lord mayor that slew Rebellious Tyler in his alarmes; The king therefore did give him in lieu The dagger to the city armes. However this is believed to be a fable, with the sword on the arms being used
Lord Mayor of London the title Lord Mayor of the City of London was reintroduced, partly to avoid confusion with the Mayor of London. However, the legal and commonly used title remains Lord Mayor of London. The Lord Mayor is elected at "Common Hall" each year on Michaelmas, and takes office on the Friday before the second Saturday in November, at "The Silent Ceremony". The Lord Mayor's Show is held on the day after taking office; the Lord Mayor, preceded by a procession, travels to the Royal Courts of Justice at the Strand to swear allegiance to the sovereign before the Justices of the