<Tr> <Th> Most titles </Th> <Td> New York Yacht Club (25 titles) </Td> </Tr> <Tr> <Th> Official website </Th> <Td> AmericasCup.com </Td> </Tr> <P> The America's Cup, affectionately known as the "Auld Mug", is a trophy awarded to the winner of the America's Cup match races between two sailing yachts . One yacht, known as the defender, represents the yacht club that currently holds the America's Cup and the second yacht, known as the challenger, represents the yacht club that is challenging for the cup . The timing of each match is determined by an agreement between the defender and the challenger . The America's Cup is the oldest international sporting trophy . It will next be raced for in the southern summer, in the early part of 2021 . </P> <P> The cup was originally awarded in 1851 by the Royal Yacht Squadron for a race around the Isle of Wight in England, which was won by the schooner America . The trophy, originally named the' £ 100 Cup', was renamed the America's Cup after the yacht and was donated to the New York Yacht Club (NYYC) under the terms of the Deed of Gift, which made the cup available for perpetual international competition . </P>

In which sport do countries compete for the america's cup