Check (pattern) a board used for playing checkers and chess, and in heraldry. The check pattern has a number of symbolic meanings. In auto racing, the chequered flag is displayed at the finishing line to signal that the race has finished. It originates from the "checkers" who watched the finishing line and checked when cars had finished the race. They began using chequered flags to identify themselves. In some countries, the check pattern has become a symbol of the police. Known as "Sillitoe Tartan", it was first used in Glasgow in the 1930s and was inspired by a pattern worn by some
Glasgow Police Act 1800 Glasgow Police Act 1800 The Glasgow Police Act 1800 was an Act of Parliament passed by the Parliament of Great Britain, which established a professional police force for the city of Glasgow. Under the Act, this police force was placed under the control of the Lord Provost, three magistrates and nine elected commissioners. The force was supported financially by a rate levied by the City Council on houses and businesses; the lack of such a levy had frustrated the previous attempt at having a professional police presence in the city. The Act was a forerunner of similar Acts of Parliament