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 of London as a symbol of the latter's overlordship. The monarch does not, as is often purported, wait for the Lord Mayor's permission to enter the City. When the sovereign enters the city, a short ceremony usually takes place where the Lord Mayor symbolically surrenders his or her authority to the monarch by presenting the sword to them. If the sovereign is attending a service at St Paul's this ceremony would take place there rather than at the boundary of the City for matters of convenience. The importance of the office is reflected by the composition of the Accession Council, a body