Before Jackie Robinson broke the race barrier in 1947, baseball was split between the 2 Significant Leagues and the Negro League. There was one attempt at a league to take on the MLBs National and American leagues in the early 20th century: The Federal League. The Florida Grapefruit League https://ml-tours-handbagage69269.bloggazza.com/27994474/bryce-harper-is-playing-college-baseball