There are 2 leagues. American League and National League.
The American League and the National League
Major League
The National League and the American League.
The American League and the National League.
Two leagues: National and American
American League and the National League
There are two leagues in major league baseball, the American League and the National League. There are about 19 leagues in minor league baseball that include the Arizona League, Appalachian League, California League, Pacific Coast League, International League, and others.
→→National League 1876←←American League 1901
None. They umpire in both leagues.
The National League, established on February 2, 1876, is the oldest of the Major Leagues. The American League was begun in 1901.
Frank Robinson won both the National, and American League MVP Award.