Frankie Dettori is set to renew his partnership with Qatar Prix Foy winner Ruler Of The World in the Arc while Joseph O’Brien rides Chicquita. Photograph: Alan Crowhurst/Getty Images

Just half-a-dozen Irish trained horses have ever won the Prix de l’Arc de Triomphe and hopes of an addition to that most exclusive of lists this Sunda(...)

St Nicholas Abbey in a driving finish, ridden by Joseph O’Brien, surges to the finish line to win the Breeders’ Cup Turf during the 2011 Breeders’ Cup World Championships at Churchill Downs, Kentucky, in 2011. Photograph: Matthew Stockman/Getty Images

It is less than three years since Joseph O’Brien burst on to racing’s international stage with St Nicholas Abbey’s Breeders’ Cup success, the sound(...)

Sole Power ridden by Richard Hughes (number 6) wins the Coolmore Nunthorpe Stakes on  Day Three of the 2014 Welcome To Yorkshire Ebor Festival at York Racecourse. Photograph: Anna Gowthorpe/PA Wire

Richard Hughes squeezed Sole Power through the eye of a needle to claim his latest Group One success in the Coolmore Nunthorpe Stakes at York. (...)

Australia (Joseph O’Brien) lands the Dubai Duty Free Irish Derby at the Curragh in June.

Only once in the Juddmonte International’s illustrious history has an English-Irish Derby winner emerged best in York’s Ebor Festival showpiece but 3(...)

Dick Whittington ridden by Joseph O’Brien is challenged by  Kool Kompany and  Richard Hughes  during The Keeneland Phoenix Stakes at The Curragh. Photograph:  Ryan Byrne/Inpho

Aidan O’Brien extended his tremendous record in the Keeneland Phoenix Stakes as Dick Whittington knuckled down to claim Group One glory at the Curragh(...)

Diamond Jubilee winner Slade Power is an 11-4 favourite for the July Cup at Newmarket. Photograph: Morgan Treacy/inpho

It’s not unknown for a Group 1 sprint to end in a dead-heat and that would be the ideal July Cup result this Saturday for the Eddie Lynam team whose s(...)

At the Fox Covert Stables, on the Curragh, Co Kildare, trainer Johnny Murtagh reveals his fancy for the forthcoming July Cup to be Slade Power. Photograph: James Crombie/Inpho

Johnny Murtagh rode more than 100 Group One winners during a legendary riding career and could attempt to record an official first top-flight success(...)

Richard Hughes is led into the winner’s enclosure at Royal Ascot aboard speedball sprinter Sole Power. Photograph: Andy Rain/EPA

Kingman’s brilliant St James’s Palace Stakes rout on his first Royal Ascot appearance may have been the Day One headline act but Ireland’s sprint sta(...)

Sole Power ridden by Richard Hughes stretches away from the field to win the King’s Stand Stakes during day one of Royal Ascot. Photograph: David Davies/PA

Sole Power’s devastating acceleration came to the fore once again as the brilliant sprinter secured back-to-back victories in the King’s Stand Stakes (...)

Taghrooda, ridden by Paul Hanagan, wins the Oaks during Ladies Day at the Epsom Derby Festival. Photograph: Stefan Wermuth/Reuters

John Gosden reckons today’s Derby will be solo-show for Australia and if Aidan O’Brien’s blue-riband favourite wins with the same aplomb that Gosden’(...)