From the OED (from _my_ OED... not bragging, just saying), Peel's first police were called the "new police." Also I need to start using "canaille." 
From 1800: "Preventive Police may be considered as a New Science, yet in its infancy, and only beginning to be understood."
New Police: the name by which the police force established for London in 1829 (Act 10 Geo IV c 44) was for some time known.
1826 Scott Ma. Malgr ii. 41: A strong and well-ordered police would prevent the fatal agitations of a mob.
1829 J.W. Croker in C. Papers 28 Sept., I find a general opinion prevailing that your policemen are not paid sufficiently.
1830 Morn. Chron. 18 Aug. heading, Murder of a New Policeman by a Gang of Burglars.
1830 Wellington Let. to Peel 3 Nov.: I congratulate you on the entire success of the police in London. It is impossible to see anything more respectable than they are.
1830 Jekyll Corr 13 Nov., It is incredible with what spirit and firmness the new police has defeated the canaille.
183x Blackw. Mag. Jan 97/1 The alleged incompetency and misconduct of watchmen formed the great pretext for establishing the Police. Ibid. 104/1 The establishment of the New Police will .. be pronounced a sufficient reason for retaining it.
1840 Penny Cycle XVIII 334 The establishment of a new "police force for the metropolis, in 1829, has done more towards exhibiting the advantages of employing a trained body of men for all the purposes for which the old constabulary was appointed, than any other circumstance.
1844 I.D. Brougham Brit. Count. xix 3 (1862) 324 By police is properly meant the care of preventing infractions of the law, detecting offenders, bringing them to justice.
1884 E. Yates Recollect & Exper., I. 45 In those days [1836-47] the 'new Police', as they were still called .. were very different in appearance from our present guardians.
