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The New York City sheriff’s office was founded
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The town of Boston began the first night watch
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The Boston police
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The New York police
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1886
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1900
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1920
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1930
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1940
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1950
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2000
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2000
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2002
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2003
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2004
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2005
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2006
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2007
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2008
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2009
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2010