The document summarizes law and order in Britain during the Age of Reform. Crime increased as cities grew and unemployment rose, centered in slum areas called "rookeries". Night watchmen and parish constables policed rural areas. In 1829, Sir Robert Peel established the Metropolitan Police Force to police London's streets. Crime rates decreased with expanded police forces by 1900. Prison reform efforts, led by Elizabeth Fry, sought to improve conditions for female prisoners at Newgate prison through schooling, work programs, and inspections. "Jack the Ripper" murdered five prostitutes in London in 1888 but was never identified.