Coat of arms of the City of London 13th-century seal, and on two embroidered seal-bags of 1319, that depicted St Paul holding a sword. It is sometimes said that the sword in the 1381 arms represents the dagger used by Lord Mayor of London William Walworth to kill Wat Tyler, leader of the Peasants' Revolt, on 15 June 1381. This tradition dates at least as far back as the first edition of "Holinshed's Chronicles", published in 1577, but cannot be correct, as the arms were in use some months before Tyler's death. The crest and supporters came into use in the 17th century, but were used without authority
Peasants' Revolt up its royal privileges. Revolt then spread north from Cambridge toward Ely, where the gaol was opened and the local Justice of the Peace executed. In Norfolk, the revolt was led by Geoffrey Litster, a weaver, and Sir Roger Bacon, a local lord with ties to the Suffolk rebels. Litster began sending out messengers across the county in a call to arms on 14 June, and isolated outbreaks of violence occurred. The rebels assembled on 17 June outside Norwich and killed Sir Robert Salle, who was in charge of the city defences and had attempted to negotiate a settlement. The