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 During the 1860s, the flintlock pistols that had been purchased in 1829 were decommissioned from service, being superseded by 622 Beaumont–Adams revolvers firing the .450 cartridge which were loaned from the army stores at the Tower of London following the Clerkenwell bombing.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 In 1805 the Bow Street Horse Patrol, the first form of uniformed policing seen in the capital, was established alongside the Runners, later amalgamating into the Metropolitan Police in 1837. Unofficial "thief-takers" operated independently from the Bow Street Runners, being employed by fee-paying members of the public to catch criminals and present them before a magistrate. The lack of organisation and efficiency of early law enforcement was often a source of public controversy. Because of this, a parliamentary committee was appointed to investigate the current system of policing. Upon Sir Robert Peel being appointed as Home Secretary in 1822, he