Police History

Chicago police history
http://www.chipublib.org/004chicago/timeline/policedept.html

History of London metropolitan police
http://www.met.police.uk/history/index.htm
http://www.gendocs.demon.co.uk/police.html

U.S. Marshals
http://www.usdoj.gov/marshals/usmshist.html

History of New York City Police
http://www.ci.nyc.ny.us/html/nypd/html/3100/retro.html

Historical Notes of the Royal Canadian Mounted Police
http://www.rcmp-grc.gc.ca/history/toc_e.htm

Police in the Private Sector

Securitas
http://www.pinkertons.com/

Federal Law Enforcement Agencies. Material on the major law enforcement agencies discussed in this chapter can be found at the following Web sites:

Federal Bureau of Investigation (FBI)
http://www.fbi.gov/

Bureau of Alcohol, Tobacco, and Firearms (ATF)
http://www.atf.treas.gov

Drug Enforcement Administration (DEA)
http://www.usdoj.gov/dea/

U.S. Marshals Service
http://www.usdoj.gov/marshals/

Department of Homeland Security
http://www.dhs.gov/dhspublic/

U.S. Citizenship & Immigration Services (USCIS)
http://www.uscis.gov

U.S. Secret Service
http://www.treas.gov/usss

U.S. Coast Guard
http://www.uscg.mil/

Internal Revenue Service (IRS)
http://www.irs.gov

United States Post Office Postal Inspection Service
http://www.usps.com/postalinspectors/

International Criminal Police Organization. Material on Interpol can be found at the following Web address:
http://www.interpol.int/