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the new yorks sherrifs office was founded
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boston created a night watch
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boston established the first american police force
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new York was the first to institute a dress code
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police assisted the poor, took in overnight lodgers and returned lost children
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officer William Johnson becomes the first African American police officer to be killed in the line of duty
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august vollmer was the first police chief
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first drunk arrest
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police started formally training dogs for police work
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radio and motorized communications appear
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berkeleys department was the first to use blood fiber and soil analysis in investigations
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alice Stebbins wells was the first female police officer hired by LAPD
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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 first used
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911 is created
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female officers were assigned to patrol duty and crime investigation
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police start wearing soft body armor to protect themselves against handgun assults
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the Berkeley police department becomes the country's first agency to have all patrols officers using automobiles
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abner louima was arrested and abused with a broomstick
