Metropolitan Police Service Scotland Yard in Whitehall. The Met's current headquarters is New Scotland Yard, situated on the Victoria Embankment. The Metropolitan Police Service, whose officers became affectionately known as "bobbies", was founded in 1829 by Robert Peel under the Metropolitan Police Act 1829 and on 29 September of that year, the first units of the service appeared on the streets of London. In 1839, the Marine Police Force, which had been formed in 1798, was amalgamated into the Metropolitan Police. In 1837, it also incorporated with the Bow Street Horse Patrol that had been organised in 1805. Since January 2012, the Mayor
Operation Trident (Metropolitan Police) Operation Trident (Metropolitan Police) Operation Trident, or simply Trident, is a Metropolitan Police Service unit originally set up in 1998 to tackle gun crime and homicide in London's Afro-Caribbean communities following a series of shootings in the London boroughs of Lambeth and Brent. By 2008 the unit was responsible for investigating "all" non-fatal shootings for "the Metropolitan Police" and in February 2012 the unit's remit was again expanded; the new Trident Gang Crime Command was launched incorporating responsibility for tackling wider gang crime. In 2013 the unit gave up responsibility for investigating fatal shootings which was taken over by the