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
1983 Virginia Slims World Championship Series are sorted by: "The following players won their first title in singles (S), doubles (D) or mixed doubles (X):" "The following players mounted a successful title defence in singles (S), doubles (D) or mixed doubles (X):" The following are notable players who announced their retirement from women's tennis in 1983. 1983 Virginia Slims World Championship Series The 1983 Virginia Slims World Championship Series was the 13th season since the foundation of the Women's Tennis Association. It commenced on January 3, 1983, and concluded on March 4, 1984, after 64 events. The Virginia Slims World Championship Series was the elite tour