William McArthur (Lord Mayor of London) William McArthur (Lord Mayor of London) Sir William McArthur, (6 July 1809 – 16 November 1887) was an Irish businessman and Lord Mayor of London, and a Liberal Party politician who sat in the House of Commons from 1868 to 1885. McArthur was born at Malin, County Donegal, the son of Rev. John McArthur, a Methodist minister in Londonderry. In 1821 he was apprenticed to a woollen draper in Enniskillen. He moved to Lurgan in 1825 where he was a merchant and in 1831 established a drapery business in Derry initially in a partnership, but later on his own. In
Lord Mayor's Show reflects that this was once one of the most prominent offices in England. The position of Lord Mayor has a role within the City and is entirely distinct from the position of Mayor of London (a role which has existed only since 2000), namely the elected head of the Greater London Authority, currently Sadiq Khan. The Lord Mayor's Show is centred on a street parade which in its modern form is a light-hearted combination of traditional British pageantry and elements of carnival. On the day after being sworn in, the Lord Mayor and several others participate in a procession from