Toronto Police Service in 1834 when the city of Toronto was first created from the town of York. (Prior to that, local able-bodied male citizens were required to report for night duty as special constables for a fixed number of nights a year on the pain of fine or imprisonment in a system known as "watch and ward". The Toronto Police is one of the English-speaking world's oldest modern municipal police departments; older than, for example, the New York City Police Department which was formed in 1845 or the Boston Police Department which was established in 1839. The London Metropolitan Police of 1829
Metropolitan Police Air Support Unit Metropolitan Police Air Support Unit The Air Support Unit (ASU) was a Central Operations branch of London's Metropolitan Police Service. The main responsibility of the unit was to provide aerial reconnaissance and other air support operations. Helicopters are particularly useful in aiding searches for missing persons, car pursuits, suspect capture and large public order operations such as football matches. The ASU also supported other emergency services, including the London Fire Brigade, London Ambulance Service and Marine Coastguard. On 31 March 2015 the National Police Air Service took over providing air support to the Metropolitan Police Service (along with all other