Hackney carriage a 1662 Act of Parliament establishing the Commissioners of Scotland Yard to regulate them. Licences applied literally to horse-drawn carriages, later modernised as hansom cabs (1834), that operated as vehicles for hire. The 1662 act limited the licences to 400; when it expired in 1679, extra licences were created until a 1694 act imposed a limit of 700, which was increased by later acts and abolished in 1832. There was a distinction between a general hackney carriage and a hackney coach, a hireable vehicle with specifically four wheels, two horses and six seats, and driven by a "Jarvey" (also spelled
Hackney pony a reputation for being friendly toward humans, and are suitable for both show and as companion animals. In the show ring, the Hackney pony is most commonly seen being driven in harness. They are also shown under saddle, usually as road ponies, and in hand as weanlings or yearlings. The Hackney pony division recognizes six categories of harness exhibition: Hackney Pony (cob tail), Harness Pony, Hackney Roadster, Park Pleasure Driving, Show Pleasure Driving, and Country Pleasure Driving. Their world's championship is the Kentucky State Fair World's Championship Horse Show in Louisville, Kentucky, and their national championship is the American Royal