encompassed the metropolitan area and some parts of Essex, Kent, Hertfordshire and Surrey. The 1911 Encyclopædia Britannica notes that it included "those civil parishes [...] of which any part is within twelve miles (19 km) of, or of which no part is more than fifteen miles (24 km) from, Charing Cross". The enlargement under the 1839 Act was carried out by Order in Council made on 3 January 1840, which listed the following "parishes, townships, precincts, and places" ... "should be added to, and form part of, the metropolitan police district": 1946 revision In 1946 the Metropolitan Police District was somewhat redrawn by the Police Act 1946, to match the then local government boundaries. The boroughs of Dartford and Watford, the urban district of Caterham and Warlingham and the parish of St. Peter Rural were wholly excluded from the District; whilst the borough of Epsom and Ewell, the urban districts of Banstead, Cheshunt, Coulsdon and Purley, Crayford, Esher and Orpington were brought wholly within the district. The definition, in the Fourth Schedule is as follows: 1965 revision In 1965 the administrative boundaries of London were extended. After 1965 the newly created Greater London more closely matched the MPD, and the MPD was defined again by section 76 of the London Government Act 1963. The former area of the Municipal Borough of Romford and Hornchurch Urban District, which had not previously been covered by the MPD but were now in Greater London, were added. The revised MPD included some areas that did not become part of Greater London. In 1974 it was again restated as: Greater London, excluding the City of London and the Temples Essex: Epping Forest : former Chigwell Urban District and parish of Waltham Holy Cross Hertfordshire: Broxbourne : former Cheshunt Urban District Hertfordshire: Hertsmere Hertfordshire: Welwyn Hatfield: parish of Northaw (renamed Northaw and Cuffley in 1982) Surrey: Elmbridge: former Esher Urban District Surrey: Epsom and Ewell Surrey: Spelthorne Surrey: Reigate and Banstead: former Banstead Urban District 1990s revision Following the first periodic review of Greater London and the London boroughs by the Local Government Boundary Commission for England, changes were made to the City of London Police and MPD boundary on 1 April 1994, with several exchanges of territory. 2000 revision In 1998 the Government 'Green Paper' on the Greater London Authority proposed to create a police authority for the Metropolitan Police, who had previously been under