Question: In which year did the town where Ernest Leopold Sichel was born become a municipal borough?

Context paragraphs:
Ernest Leopold Sichel: Ernest Leopold Sichel (1862–1941), was a painter of figures, portraits and still life, a sculptor and silversmith, also a pastellist.  Sichel was born in Bradford, Yorkshire, England on 27 June 1862 of German Jewish descent, son of a manufacturer from Frankfurt-am-Main.

Municipal Borough of Richmond (Surrey): The Municipal Borough of Richmond or Richmond Municipal Borough was a municipal borough in Surrey, England from 1890 to 1965.

Tipton Municipal Borough: Tipton Municipal Borough was a municipal borough centred on the town of Tipton, Staffordshire (now West Midlands), England.  It was created in 1938, when the Tipton Urban District (formed in 1894) received borough status.

Municipal Borough of Farnworth: The Municipal Borough of Farnworth was a local government district centred on the town of Farnworth in the administrative county of Lancashire, England.  A local board of health had been established for Farnworth in 1863, which was reconstituted as an urban district in 1899, before being granted a charter of incorporation to become a municipal borough in 1939.  Following abolition of the local authority in 1974, Farnworth became an unparished area of the Metropolitan Borough of Bolton in Greater Manchester.

Wembley: Wembley ( ) is an area of northwest London, England, and part of the London Borough of Brent.  It is home to the Wembley Arena and Wembley Stadium.  Wembley formed a separate civil parish from 1894 and was incorporated as a municipal borough in 1937.  In 1965, the area merged with the Municipal Borough of Willesden to create the London Borough of Brent, and has since formed part of Greater London.

Municipal Borough of Chorley: The Municipal Borough of Chorley was a local government district in the administrative county of Lancashire, England, with municipal borough status and coterminate with the town of Chorley.

Bradford: Bradford is in the Metropolitan Borough of the City of Bradford in West Yorkshire, England, in the foothills of the Pennines 8.6 mi west of Leeds, and 16 mi northwest of Wakefield.  Bradford became a municipal borough in 1847, and received its charter as a city in 1897.  Following local government reform in 1974, city status was bestowed upon the wider metropolitan borough.

Municipal Borough of Wallingford: The Municipal Borough of Wallingford was an administrative district based on the town of Wallingford, historically in Berkshire, now in administrative Oxfordshire, in southern in England, established in 1834 and disbanded in 1974, when it became part of South Oxfordshire.  The municipal borough, administered by Wallingford Borough Council, was based on the ancient borough of Walllingford, which itself centred on Wallingford’s burh.  Wallingford was established as a borough by the time of the Domesday book.  Municipal records begin with burghmote rolls in 1232 and gild records in 1227, and the first mayor is recorded for 1231.  The borough was given parliamentary representation as a parliamentary borough in 1295, which continued until 1885.  Mayor of Wallingford remains a title associated with Wallingford Town Council.

Municipal Borough of Hendon: Hendon was an ancient civil parish of around 8250 acre which included Mill Hill, as well as Golders Green and Childs Hill.  In 1894 it was created an urban district of Middlesex and in 1932 it became a municipal borough.  The municipal borough was abolished in 1965 and the area became part of the London Borough of Barnet.

Coat of arms of the London Borough of Haringey: The coat of arms of the London Borough of Haringey is the official heraldic arms of the London Borough of Haringey.  The arms were granted on 10 May 1965, after the mergers of the former Municipal Borough of Hornsey, the Municipal Borough of Wood Green and the Municipal Borough of Tottenham.  Unlike most other London boroughs, it was decided not to create arms based on the charges in the coats of arms of the former boroughs.

Supporting paragraphs: Ernest Leopold Sichel Bradford
Answer: 1847