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 During the 1860s, the flintlock pistols that had been purchased in 1829 were decommissioned from service, being superseded by 622 Beaumont–Adams revolvers firing the .450 cartridge which were loaned from the army stores at the Tower of London following the Clerkenwell bombing.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 Service of London is responsible for the governance of the Metropolitan Police through the Mayor's Office for Policing and Crime (MOPAC). The mayor is able to appoint someone to act on his behalf; the current office-holder is Deputy Mayor for Policing and Crime, Sophie Linden. The work of MOPAC is scrutinised by the Police and Crime Committee (also known as a police and crime panel) of the London Assembly. These structures were created by the Police Reform and Social Responsibility Act 2011 and replaced the Metropolitan Police Authority appointed board created in 2000 by Greater London Authority Act 1999. The area