The Negro Leagues were American professional baseball leagues
comprising predominantly African-American teams. The term may be
used broadly to include professional black teams outside the
leagues and it may be used narrowly for the seven relatively
successful leagues beginning 1920 that are sometimes termed "Negro
The first professional team, established in 1885, achieved great
and lasting success as the Cuban Giants, while the first league,
the National Colored Base Ball League, failed in 1887 after only
two weeks due to low attendance.
The Negro American League of 1951 is considered the last major
league season and the last professional club, the Indianapolis
Clowns, operated amusingly rather than competitively from the
mid-1960s to 1980s.
Negro National League (first), 1920 - 1931 Eastern Colored
League, 1923 - 1928; the NNL and ECL champions met in a World
Series from 1924 to 1927. American Negro League lasted just one
season 1929 created from some of the ECL teams. East-West League
played part of one season in 1932. Negro Southern League was a
minor league that played from 1920 into the 1940s Negro National
League (second), 1933 - 1948. Negro American League, 1937 - 1960,
or so. The National and American Leagues met in a Negro League
World Series from 1942 through 1948.