League organization In 1920, the weak National Commission, created to manage relationships between the two leagues, was replaced with the much more powerful commissioner of baseball, who had the power to make decisions for all of professional baseball unilaterally. From 1901 to 1960, the American League and National League fielded eight teams apiece.
League organization In 1920, the weak National Commission, created to manage relationships between the two leagues, was replaced with the much more powerful commissioner of baseball, who had the power to make decisions for all of professional baseball unilaterally. From 1901 to 1960, the American League and National League fielded eight teams apiece.