when did all star game determine home field advantage
Major League Baseball All-Star Game To provide additional incentive for victory, Major League Baseball reached an agreement with the players union to award home-field advantage for the World Series to the champion of the league that won the All-Star Game, for 2003 and 2004.[7] The agreement was extended for both 2005 and 2006, and it remained in place until 2016.[21][22] Since 2017, home-field advantage has been awarded to the World Series team having the better regular season record.