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
World Series team having won three games with one tie game. The series was promoted and referred to as "The Championship of the United States", "World's Championship Series", or "World's Series" for short. In his book "Krakatoa: The Day the World Exploded: August 27, 1883", Simon Winchester mentions in passing that the World Series was named for the "New York World" newspaper, but this view is disputed. The 19th-century competitions are, however, not officially recognized as part of World Series history by Major League Baseball, as it considers 19th-century baseball to be a prologue to the modern baseball era. Until about 1960,