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
History of baseball in the United States of baseball led the team owners to appoint Federal judge Kenesaw Mountain Landis to be the first Commissioner of Baseball. His first act as commissioner was to ban the "Black Sox" from professional baseball for life. The White Sox, meanwhile would not return to the World Series until 1959 and it was not until their next appearance in 2005 they won the World Series. Until July 5, 1947, baseball had two histories. One fills libraries, while baseball historians are only just beginning to chronicle the other fully. African Americans have played baseball as long as white Americans. Players of color,