-
1839
1st baseball game played in America -
1857
Baseball decides 9 innings makes an official game, not 9 runs
-Date isn't correct but year is -
1862
Union Grounds, Brooklyn, 1st baseball enclosure opens -
1876
National league forms -
1887
1st minor league baseball association organizes in Pittsburgh -
1903
First World Series -
1922
U.S. Supreme Court rules organized baseball is a sport and not a business and thus not subject to antitrust laws -
1930
1st night organized baseball game Independence. Kansas -
1933
First All Star Game -
2015
Kansas City Royals win the World Series