the first amateur to win the U.S. Open, defeating favorites Harry Vardon and Ted Ray in a play-off. The first professional international match is played between France and the United States at La Boulie Golf Club, France. 1914 Formation of The Tokyo Club at Komozawa kicks off the Japanese golf boom. Harry Vardon wins his sixth Open Championship, a record to this day (Peter Thomson and Tom Watson have since won five Opens each). 1915 The Open Championship is discontinued for the duration of the First World War. 1916 The PGA of America is founded by 82 charter members and the PGA Championship is inaugurated. Jim Barnes is the first champion. The first miniature golf course opens in Pinehurst, North Carolina. Francis Ouimet is banned from amateur play for his involvement with a sporting goods business. The ruling creates a stir of protest and is reversed in 1918. 1917 The PGA Championship and the U.S. Open are discontinued for the duration of the First World War. 1919 The R & A assumes control over The Open Championship (British Open) and The Amateur Championship (British Amateur). Pebble Beach Golf Links opens as the Del Monte G.L. in Pebble Beach, California. 1920–1930 1920 The USGA founds its famed Green Section to conduct research on turfgrass. The first practice range is opened in Pinehurst, North Carolina. The Professional Golfer of America is first published which, today known as PGA Magazine, is the oldest continually-published golf magazine in the United States. A golf tournament is scheduled for the 1920 Summer Olympics in Antwerp but it is ultimately cancelled. 1921 The R & A limits the size and weight of the ball. 1922 Walter Hagen becomes the first native-born American to win The Open Championship. He subsequently becomes the first professional golfer to open a golf equipment company under his own name. The Walker Cup Match is instituted. Two direct descendants of Walker Cup founder George Herbert Walker would become President of the United States—his grandson George H. W. Bush, the 41st President, and his great-grandson George W. Bush, the 43rd President. The Prince of Wales is elected Captain of the R & A. The Texas Open is inaugurated, the second-oldest surviving PGA Tour event. Pine Valley Golf Club opens in New Jersey. 1923 The West and East courses at Winged Foot Golf Club in Mamaroneck, New York open for play, designed by A.W. Tillinghast.