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
Stephen Foster (Lord Mayor of London) William Rowley's (15861626) play "A New Wonder, a Woman Never Vexed", based on their lives. Stephen Foster (Lord Mayor of London) Sir Stephen Foster (fl. 1454) was a fishmonger and later Lord Mayor of London. He was the son of Robert Foster of London, a stockfish merchant. Elected Sheriff of London in 1444, he became Lord Mayor of London in 1454, and served as the city's Member of Parliament in King Henry VI's 13th parliament. According to historian John Strype, Foster married a widow named Agnes, who enlarged Ludgate prison (where Foster had at one time been imprisoned for debt)