No. Both the American and National Leagues must abide to the Official MLB Rules. The only difference between the two leagues is that the National League elects not to use the Designated Hitter Rule. Both leagues have the option to use it or not use it at the beginning of any game. Even if one team uses the Designated Hitter Rule, the other team may elect not to use it in the same game if they want to.
No, Both American and National league baseball games are 9 innings long
National
There are 16 teams in the American League 14 in the National League
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The American League and the National League
There are 14 teams in the American League. There are also 16 in the National League.
Because the National League has been in existence longer than the American League ... the National League's first season as a major league was 1876 and the American League's first season as a major league was 1901.
No. The American League joined the National league in 1901 to form Major League Baseball
The National League and the American League.
The American League and the National League.
In 2010 there are 14 American League teams, and 16 National League teams.
There are 2 leagues. American League and National League.