The 1905 World Series was the championship series in Major League Baseball for the 1905 season. The National League (NL) champion New York Giants defeated the American League (AL) champion Philadelphia Athletics, with the Giants winning 4 games to 1, now in a best-4-of-7 format. Four of the five games featured duels between future Hall of Fame pitchers. The games were the second edition of the World Series after the initial meeting in 1903, since the 1904 season ended with no Series held, and the first to be officially sanctioned by the leagues and the National Baseball Commission. This was the first professional sports championship ever won by a New York City-based team. Won the 1905 World Series on October 14, 1905. Wiki link