High Quality Content by WIKIPEDIA articles! The 1974 Major League Baseball All-Star Game was the 45th playing of the midsummer classic between the all-stars of the American League (AL) and National League (NL), the two leagues comprising Major League Baseball. The game was held on July 23, 1974, at Three Rivers Stadium in Pittsburgh, Pennsylvania the home of the Pittsburgh Pirates of the National League. The game resulted in the National League defeating the American League 7-2.