1954 - The Pirates draft Roberto Clemente from the Triple A roster of the Brooklyn Dodgers.
1957 - Mickey Mantle edges out Ted Williams to win the MVP Award in the American League. Mantle hit .365 with 34 home runs. Williams led the AL with a .388 average, 38 home runs and a .731 slugging percentage. Two Chicago writers listed Williams ninth and 10th on their ballots.
1960 - The American League proposes that both leagues expand to nine teams in 1961 and begin interleague play. Expansion will take place in the American League in 1961, but interleague play won’t happen until 1997.