<P> The first contact a defendant has with the criminal justice system is usually with the police ( or law enforcement ) who investigate the suspected wrongdoing and make an arrest , but if the suspect is dangerous to the whole nation , a national level law enforcement agency is called in . When warranted , law enforcement agencies or police officers are empowered to use force and other forms of legal coercion and means to effect public and social order . The term is most commonly associated with police departments of a state that are authorized to exercise the police power of that state within a defined legal or territorial area of responsibility . The word comes from the Latin politia ( `` civil administration '' ) , which itself derives from the Ancient Greek πόλις , for polis ( `` city '' ) . The first police force comparable to the present - day police was established in 1667 under King Louis XIV in France , although modern police usually trace their origins to the 1800 establishment of the Marine Police in London , the Glasgow Police , and the Napoleonic police of Paris . </P>
<P> The first contact a defendant has with the criminal justice system is usually with the police ( or law enforcement ) who investigate the suspected wrongdoing and make an arrest , but if the suspect is dangerous to the whole nation , a national level law enforcement agency is called in . When warranted , law enforcement agencies or police officers are empowered to use force and other forms of legal coercion and means to effect public and social order . The term is most commonly associated with police departments of a state that are authorized to exercise the police power of that state within a defined legal or territorial area of responsibility . The word comes from the Latin politia ( `` civil administration '' ) , which itself derives from the Ancient Greek πόλις , for polis ( `` city '' ) . The first police force comparable to the present - day police was established in 1667 under King Louis XIV in France , although modern police usually trace their origins to the 1800 establishment of the Marine Police in London , the Glasgow Police , and the Napoleonic police of Paris . </P>
what is the role of law enforcement in the criminal justice system
what is the role of law enforcement in the criminal justice system
The first contact a defendant has with the criminal justice system is usually with the police ( or law enforcement )
The first contact a defendant has with the criminal justice system is usually with the police ( or law enforcement )