World Series appeared in 9 and won 5. As of 2018, no team has won consecutive World Series championships since the New York Yankees in , , and —the longest such drought in Major League Baseball history. Until the formation of the American Association in 1882 as a second major league, the National Association of Professional Base Ball Players (1871–1875) and then the National League (founded 1876) represented the top level of organized baseball in the United States. All championships were awarded to the team with the best record at the end of the season, without a postseason series being played. From
Women's Baseball World Series but the SARS virus closed that venue in June 2003. Teams from the United States, Australia and Japan accepted. Japan won the 2003 Women’s World Series defeating Australia 4-2. Following the 2003 Women’s World Series representatives from the three countries met to discuss whether the 2004 Women’s World Series would be rescheduled because of the newly sanctioned IBAF 2004 Women's Baseball World Cup. The three country representatives and the IBAF agreed to reschedule the event for July 16–23, 2004 as to honour commitments to the World Cup. Eight teams played in the 2004 Women's World Series. This enormously successful event