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
Police uniforms and equipment in the United Kingdom minds of summer visitors is helmeted, with knee socks and shorts. During, and for a short time after, the Second World War, influenced by the large numbers of military personnel on the island, the Bermuda Police took to wearing military-style khaki shorts and shirts during the summer months, but this fad quickly passed. Police uniforms and equipment in the United Kingdom Police uniforms and equipment in the United Kingdom have varied considerably from the inception of what was to become the earliest recognisable mainstream police force in the country with the Glasgow Police Act 1800 forming the City of Glasgow