New York City Police Department: The NYPD was created in 1845 and is one of the oldest police departments established in the United States. The NYPD is the largest government police force in the U.S. with approximately 35,500 uniformed officers. The responsibilities of the NYPD include law enforcement and investigation within the 5 boroughs of New York City. For more information visit http://www.nyc.gov/html/nypd