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 During the 1860s, the flintlock pistols that had been purchased in 1829 were decommissioned from service, being superseded by 622 Beaumont–Adams revolvers firing the .450 cartridge which were loaned from the army stores at the Tower of London following the Clerkenwell bombing.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
Metropolitan Police District abolished the RPC in England and Wales and provided for the transfer of personnel within Greater London into the Metropolitan Police, leaving the Royal Parks within the general jurisdiction of the Metropolitan Police. The Ministry of Defence Police is responsible for policing a few Ministry of Defence buildings and property within the MPD. As with the BTP, their jurisdiction is not to the exclusion of the Metropolitan Police who have statutory responsibility for providing policing to the entire MPD. Metropolitan Police District The Metropolitan Police District (MPD) is the police area which is policed by the Metropolitan Police Service in