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").
Lord Mayor's Show display is held subject to weather conditions. The Lord Mayor's Show is televised live by the BBC in a special programme typically broadcast on BBC One. Lord Mayor's Show The Lord Mayor's Show is one of the best-known annual events in London as well as one of the longest-established, dating back to the 16th century. The 'Lord Mayor' after whom the show is named is the Lord Mayor of the City of London, a city and ceremonial county within Greater London and the historic centre of the wider metropolis. The City is also London's main modern financial district, widely known