Pittsburgh Police hats with checkered bands, which are dark navy blue and gold in color, popularly known as the "Sillitoe Tartan" and named after its originator, Percy J. Sillitoe, Chief Constable of Glasgow, Scotland, in the 1930s. While the checkered band is a common police symbol in the United Kingdom, Australia and some European countries, the Chicago Police Department, Cook County Sheriff's Police, the Allegheny County Sheriff's Office, and the Pittsburgh Bureau of Police are the only police forces in the United States that have adopted it as part of their uniforms. As recently as July 1930, police were required to wear
History of the Houston Police Department 1990 Chief Brown left Houston to be the Police Commissioner for the New York Police Department. On January 20 of that year, Mayor Whitmire announced that Deputy Chief Elizabeth "Betsy" Watson as the new Chief of Police making her the first female to hold that position. Chief Watson established the Personal Concerns Program that gave attention to and provided action to employees demonstrating behavior problems. The Chief also requested and was approved by city council to abolish the deputy chief rank and replaced it with assistant chiefs to flatten the department's hierarchy. Since the Police Academy was closed for three