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As American society shifted from rural to urban life during the Industrial Revolution, cities faced overcrowding, crime, and social disorder. Influenced by Sir Robert Peel’s Metropolitan Police in London, American cities developed organized, full-time police departments focused on crime prevention, visible patrol, and professionalism
http://www.lacp.org/2009-Articles-Main/062609-Peels9Principals-SandyNazemi.htm -
Modern policing is shaped by accountability, advanced technology, and public scrutiny. Tools like AI, body-worn cameras, social media, and data analytics influence daily operations, while departments balance enforcement with transparency, equity, mental health response, and community trust.
https://www.youtube.com/watch?v=wXmj4uOzH44