City of London The arms consist of a silver shield bearing a red cross with a red upright sword in the first quarter. They combine the emblems of the patron saints of England and London: the Cross of St George with the symbol of the martyrdom of Saint Paul. The sword is often erroneously supposed to commemorate the killing of Peasants' Revolt leader Wat Tyler by Lord Mayor of London William Walworth. However the arms were in use some months before Tyler's death, and the tradition that Walworth's dagger is depicted may date from the late 17th century. The Latin motto of the
Lord Mayor of London State Robes by means of black or white silk satin ribbons on the shoulders. As an Alderman of the City of London the Lord Mayor has a scarlet gown and a violet gown, which are identical to those worn by his or her fellow aldermen except that they are trained. The violet robe is worn at most formal meetings of the Corporation with the scarlet robe substituted on certain days or occasions as directed by the City Ceremonial Book. For State occasions when the monarch is present, the Lord Mayor wears a crimson velvet robe of state trimmed with an