Lord Mayor of London been mandatory for election to the Lord Mayoralty. Two Sheriffs are selected annually by Common Hall, which meets on Midsummer's Day for this purpose. By an ordinance of 1435, the Lord Mayor must be chosen from amongst the Aldermen of the City of London. Those on the electoral roll of each of the City's 25 Wards select one Alderman, who formerly held office for life or until resignation. Now each Alderman must submit for re-election at least once in every six years. The Lord Mayor is then sworn in November, on the day before the Lord Mayor's Show ("see below").
James Townsend (Lord Mayor of London) a co-founder. He turned from a friend of Wilkes's to one of his fiercest opponents. Townsend was elected Lord Mayor of London in 1772. Wilkes had come first in the polls but Sheriff Richard Oliver manipulated the voting process to prevent the election of Wilkes. This created political turmoil in the City and a mob incensed by Townsend's coup rioted outside Guildhall during the ball on Lord Mayor's Day. Townsend's arms were erased from the church of St Helen's Bishopsgate. John Wilkes was eventually elected Lord Mayor in 1774. In 1781, Townsend presented a petition for electoral reform from the