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The country’s first sheriff station was created.
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Boston created a night watch in 1636,New York
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The first formal slave patrol was created.
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Modern police stations were established.
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Peel established the Metropolitan Police Services in London.
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Philadelphia created the forst day watch.
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in 1833, the city of Boston established the first american police force, followed by new York city in 1845, Albany, NY and Chicago in 1851, New Orleans and Cincinnati in 1853 Philadelphia in 1855, and Newark, NJ and Baltimore in 1857.
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First organized police force to work full time that was publicly finded and created in Boston.
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foreigners poured into the metropolis, many of them as dangerous as they were destitute, daily inventing new methods of relieving the unwary of their purses. And so, in the summer of 1845, what would become the most famous law-enforcement body in the world was created to keep the peace: the NYPD, a motley collection of non-uniformed “star police” with copper emblems pinned to their breasts
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District stations were linked to headquarters by telegraphs.
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The Pennsylvania state police become the first state police agency.
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The first female deputy sheriff:Margaret Q Adams is hired bt LA county sheriffs.
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The lie detector was invented.
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The fingerprint classification system was developed.
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Radio-equipped squad cars were used.
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FBI inagurated the forensic laboratory.
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Radar was introduced to traffic law enforcement.
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911 is created.
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The United Stated Police Canine Association is formed when two other associations merge.
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CompStat,a crime tracker is put in function.