With the America's Cup due to get underway on Saturday in Barcelona, with holder Emirates Team New Zealand up against British challengers Ineos Britannia, AFP looks back at five key dates in the history of the oldest international competition still operating in any sport.
The Royal Yacht Squadron first hosted the challenge putting up 15 yachts to take on New York Yacht Club's America in a fleet race around the Isle of Wight off the south coast of England.
