History of the Metropolitan Police Service by the end of the 19th century. During the 1860s, the flintlock pistols that had been purchased in 1829 were decommissioned from service, being superseded by 622 Beaumont–Adams revolvers firing the .450 cartridge which were loaned from the army stores at the Tower of London following the Clerkenwell bombing. In 1883, a ballot was carried out to gather information on officers' views on whether they wished to be armed, and 4,430 out of 6,325 officers serving on outer divisions requested to be issued with revolvers. The now obsolete Adams revolver was returned to stores for emergencies, and the Bulldog 'Metropolitan
History of the Metropolitan Police Service regarding racial discrimination. The issue arose again in the 1999 Macpherson Report, which stated that institutional racism existed in the force. The official title was changed from "Metropolitan Police Force" to "Metropolitan Police Service" as part of the "PLUS Programme" in 1989, under the then Commissioner Sir Peter Imbert, following the presentation of a report entitled "A Force for Change: Report on the Corporate Identity of the Metropolitan Police" to the force's Policy Committee by Wolff Olins corporate identity consultants in August 1988. The current uniform for MPS officers is largely the same as forces outside London, apart from insignia