Policing Eras in the US

Instructions 

Read your assigned chapter and review the assigned video. By synthesizing information from each, discuss different policing eras in the U.S., recording changes that occurred during each era including but not limited to: Early American Policing, Posse Comitatus Act, adoption of the bureaucratic model, police accreditation, up to and including the Community Policing Era.
paper should:

include a cover page
the body of the paper should be 2 pages in length
provide references as necessary
have no spelling or grammatical errors
follow APA format