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  2. Police - Wikipedia

    en.wikipedia.org/wiki/Police

    First attested in English in the early 15th century, originally in a range of senses encompassing '(public) policy; state; public order', the word police comes from Middle French police ('public order, administration, government'), [10] in turn from Latin politia, [11] which is the romanization of the Ancient Greek πολιτεία (politeia) 'citizenship, administration, civil polity'. [12]

  3. August Vollmer - Wikipedia

    en.wikipedia.org/wiki/August_Vollmer

    August Vollmer (March 7, 1876 – November 4, 1955) was the first police chief of Berkeley, California, and a leading figure in the development of the field of criminal justice in the United States in the early 20th century.

  4. History of law enforcement in the United Kingdom - Wikipedia

    en.wikipedia.org/wiki/History_of_law_enforcement...

    The English police: A political and social history (2014). Lyman, J.L. "The Metropolitan Police Act of 1829: An Analysis of Certain Events Influencing the Passage and Character of the Metropolitan Police Act in England," Journal of Criminal Law, Criminology, and Police Science (1964) 55#1 pp. 141–154 online; Taylor, James.

  5. William Potts (inventor) - Wikipedia

    en.wikipedia.org/wiki/William_Potts_(inventor)

    William Potts (May 1883 – 1947) was a Detroit police officer who is credited with inventing the modern, three-lens traffic light in Detroit in 1920. (A gas-powered, two-lens, red/green traffic signal was invented in London in 1868 by John Peake Knight, though after a short test installation, traffic lights were not seen again in the U.K. until 1929.) [1]

  6. History of criminal justice - Wikipedia

    en.wikipedia.org/wiki/History_of_criminal_justice

    In Ancient Egypt a police force was created by the time of the Fifth Dynasty (25th – 24th century BC). The guards, chosen by kings and nobles from among the military and ex-military, were tasked with apprehending criminals and protecting caravans, public places and border forts before the creation of a standing army.

  7. Alphonse Bertillon - Wikipedia

    en.wikipedia.org/wiki/Alphonse_Bertillon

    Class on the Bertillon system in France in 1911. Class on the Bertillon system in France in 1911. Alphonse Bertillon (French: [bɛʁtijɔ̃]; 22 April 1853 – 13 February 1914) was a French police officer and biometrics researcher who applied the anthropological technique of anthropometry to law enforcement creating an identification system based on physical measurements.

  8. Police car - Wikipedia

    en.wikipedia.org/wiki/Police_car

    A police car is an emergency vehicle used by police for transportation during patrols and responses to calls for service.A type of emergency vehicle, police cars are used by police officers to patrol a beat, quickly reach incident scenes, and transport and temporarily detain suspects.

  9. History of the Metropolitan Police - Wikipedia

    en.wikipedia.org/wiki/History_of_the...

    The River Police was also merged into the Metropolitan Police that year and renamed Thames Division, expanding from its origins in London's commercial docks to cover the whole section of the River Thames within the MPD - this included the stretch along the south bank of the City of London (since CoLP did not maintain its own river police) and ...