|When is World Series?|
|What is World Series?|
The World Series is the ultimate championship series played every year at the end of the Major League Baseball (MLB) season between the American League (AL) and National League (NL) champions. The World Series is a best-of-seven series and the winner is crowned the MLB Champion as they receive the Commissioner's World Series Trophy.
The World Series is nicknamed the Fall Classic because the series is played in October, which is part of the fall season in North America.
The baseball organizations with the most World Series success are the New York Yankees (27 titles), St. Louis Cardinals (11 titles), Oakland Athletics (9 titles), San Francisco Giants (7 titles), and the Boston Red Sox (7 titles).