High Quality Content by WIKIPEDIA articles! The 1940 Major League Baseball All-Star Game was the 8th playing of the mid-summer 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 9, 1940 at Sportsman`s Park in St. Louis, Missouri, the home of the St. Louis Cardinals and St. Louis Browns. The game resulted in the National League defeating the American League 4-0.