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 During the 1860s, the flintlock pistols that had been purchased in 1829 were decommissioned from service, being superseded by 622 Beaumont–Adams revolvers firing the .450 cartridge which were loaned from the army stores at the Tower of London following the Clerkenwell bombing.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 differences. Officers on patrol are most likely to carry on the duty belt; extendible/rigid baton, Airwave personal radio, CS/PAVA Incapacitant Spray, Speedcuffs, a very small first aid kit containing a face shield for artificial respiration, protective gloves and sometimes some sticking plasters and a torch at night. The force continued to be controlled directly by the Home Secretary until 2000, when the newly created Greater London Authority was given responsibility to oversee the force, through the Metropolitan Police Authority. The MPA is made up of members appointed by the Mayor of London and the London Assembly, and several independent members.