r the St. Louis Cardinals and was one of the “greatest hitters”(17) of all time. Hornsby averaged better than .400 from 1921 to 1925; had career high in 1924 with .424 , and his lifetime average of .358 is second only to Ty Cobb’s. Roger Hornsby hit for power and average. He led the National League in batting average and led his St. Louis Cardinal team to a World Series in 1926. Roger Hornsby was one of the greatest baseball players ever and dominated during his prime in the 1920s. The decade from 1920-1930 was an another one of American League domination of the World Series. The American League won in 1920 , 1923 , 1924 , 1927 , 1928 , 1929 and , 1930. Cleveland won in 1920 , with New York winning in 1923 , 1927 and , 1928. The Athletics won in 1929 and 1930 and Washington won in 1924. The National League was able to squander victories in 1921 by a strong New York Giant team , a 1925 Pittsburgh team , and a 1926 St. Louis team under the control of Branch Rickey. Throughout the decade the American League continued to win most of the world series , thanks to big name players such as Babe Ruth , Walter Johnson , and Roger Hornsby. In addition to the National and American Leagues from 1900-1930 , there was another league that emerged during these times , the Negro League. All African-American teams began to form at the turn of the century. They played exhibition games against white teams and other black teams. The formation of early leagues occurred but failed , although as time passed leagues formed and African -Americans could d...