1400 Guineas Stakes 1400 Guineas Stakes The 1400 Guineas Stakes was a flat horse race in Great Britain open to thoroughbreds aged four years. It was run at Newmarket and was one of the most important races of the second half of the 18th century. The 1400 Guineas was established in 1757 to be first run on the Monday before the first Thursday in October 1758. It was established by the 2nd Marquess of Rockingham, Marquess of Granby, 2nd Earl of Northumberland, 1st Earl of Gower, Sir James Lowther, Thomas Panton and Jenison Shafto. They agreed the race was to be run over
2000 Guineas Stakes events for this age group, characterised by increasing distances as the season progressed, began to be known as "Classics". The concept was later adopted in many other countries. European variations of the 2000 Guineas include the Irish 2,000 Guineas, the Mehl-Mülhens-Rennen, the Poule d'Essai des Poulains and the Premio Parioli. Elsewhere, variations include the Australian Guineas and the Satsuki Shō. The 2000 Guineas is served by trial races such as the Craven Stakes and the Greenham Stakes, but for some horses it is the first race of the season. The 2000 Guineas itself can act as a trial for the