The 2007 World Series, the 103rd edition of Major League Baseball’s championship series, began on Wednesday, October 24 and ended on Sunday, October 28. It featured the National League champion Colorado Rockies making their first World Series appearance and the American League champion Boston Red Sox. The Red Sox won the Series in four games, sweeping the Rockies to collect their second World Series championship in four seasons and their seventh overall; it also marked the third sweep in four years by the AL champion.