1884 - National League owners agree to provide two separate team benches to minimize fraternizing among opposing players during games.
1886 - The National league adopts the stolen base and the four foot by seven foot pitcher’s box. The NL also retains seven balls for a walk and rejects a rule that would award a batter first base on a hit by pitch.
1912 - Construction begins on a new ballpark in Brooklyn, New York. The park will cost $650,000 and was originally scheduled to be called “Washington Park” but will instead be named after Brooklyn Dodgers president Charles Ebbets.