Police the onset of the Industrial Revolution. It became clear that the locally maintained system of volunteer constables and "watchmen" was ineffective, both in detecting and preventing crime. A parliamentary committee was appointed to investigate the system of policing in London. Upon Sir Robert Peel being appointed as Home Secretary in 1822, he established a second and more effective committee, and acted upon its findings. Royal assent to the Metropolitan Police Act 1829 was given and the Metropolitan Police Service was established on September 29, 1829 in London as the first modern and professional police force in the world. Peel, widely
Metropolitan Police Service easily be identified from one or more blue lamps located outside the entrance, which were introduced in 1861. The oldest Metropolitan police station, which opened in Bow Street in 1881, closed in 1992 and the adjoining Bow Street Magistrates' Court heard its last case on 14 July 2006. The oldest operational police station in London is in Wapping, which opened in 1908. It is the headquarters of the marine policing unit (formerly known as Thames Division), which is responsible for policing the River Thames. It also houses a mortuary and the River Police Museum. Paddington Green Police Station, which is