William Walworth group conspired to keep food prices up, lent money to the king at inflated interest, and through personal and financial influence persuaded the king to issue edicts profitable to themselves. His most famous exploit was his encounter with Wat Tyler during the English peasants' revolt of 1381, in his second term of office as Lord Mayor. In June of that year, when Tyler and his followers entered south London, Walworth defended London Bridge against them. He was with Richard II when he met the insurgents at Smithfield, and killed the rebel leader with his baselard. The circumstances of the killing
Frederick Bull (Lord Mayor of London) 1772. He became Lord Mayor of London for 1773-74. Bull stood for the City of London at a by-election in 1773 and was returned after a hard-fought contest on 23 December 1773. He was returned for the City after a contest again in 1774 and 1780. Bull was a Dissenter and close supporter of John Wilkes. He followed the Bill of Rights Society programme throughout his parliamentary career. His politics were radical and anti-Popery and in the spring of 1780 he supported Lord George Gordon’s Protestant crusade which led to the riots in June. Bull retired from business about 1782.