History of the Metropolitan Police Service History of the Metropolitan Police Service The history of the Metropolitan Police Service is long and complex, with many different events taking place between its inception in 1829 to the present day. Before the passing of the Metropolitan Police Act 1829, law enforcement among the general population in England was carried out by unpaid parish constables who were elected, and later appointed by the local justice of the peace. In certain circumstances, such as serious public disorder, the army would intervene to support the local authorities; yeomanry were extensively used for this purpose before police forces developed. Because this system
National Identification Service National Identification Service The National Identification Service (NIS; also called SO4 from its Specialist Operations designation) is a department of the London Metropolitan Police which provides a range of support services on behalf of the Metropolitan Police and other police forces. All SO4's services are connected with criminal records and include a remit to act as the National Identification Service (NIS). The Metropolitan Police has had a national role in keeping criminal records since the 18th century but it was not until 1913 that the Criminal Record Office was established at New Scotland Yard. The NIS had sole responsibility for