Baseball History

Logo for Federal League
FL: - (2020 seasons)

Eliminated the 'reserve clause', allowing free agency that created competition and disdain with the AL and NL.

Logo for United States Baseball League
USBL: - (2020 seasons)

Sputtering through two short seasons, the league was the first to introduce free agency and multi-year contracts.

Logo for American League
AL: - (2020 seasons)

The "Junior Circuit" claimed Major League status 25 years after the formation of the NL.

Logo for Western League
WL: - (2020 seasons)

Originally a minor league in 1885, evolved into a major league that eventually became the modern American League.

Logo for Players League
PL: - (2020 seasons)

Known as "The Brotherhood" league, it was formed around players from the National League's first players' union.

Logo for Union Association
UA: - (2020 seasons)

The league president's favoritism toward his own St. Louis franchise doomed the league from the beginning.

Logo for American Association
AA: - (2020 seasons)

Became a significant force in baseball by playing on Sundays and allowing sales of alcohol, unlike the NL.

Logo for National League
NL: - (2020 seasons)

The "Senior Circuit" is the world's oldest professional team sports league still in existence today.

Logo for National Association
NA: - (2020 seasons)

The league included most of the pro clubs and highest caliber players of its time, paving the way for the origin of the NL in 1876.

Logo for National Association of Base Ball Players

The first organization governing professional baseball and establishing standard rules across the national sport.

Branch Rickey, owner, joined the USNL in order to end segregation
USNL: - (2020 seasons)

All-black league used as a distraction while the Dodgers formulated and end to segregation in baseball.

Dr. J.B. Martin, lead organization of the Negro American League (NAL)
NAL: - (2020 seasons)

Organized by franchises located in the Midwest as competition to the Negro National League's eastern teams.

Gus Greenlee, owner who led creation of the Negro National League II (NNL)
NNL: - (2020 seasons)

Owners of 7 negro league teams ratified a constitution and organized a successful second Negro National League.

Cumberland Posey founded the Negro East-West League
NEWL: - (2020 seasons)

Eight teams joined in an ill-fated attempt to organize Negro baseball during the Great Depression.

Thomas T. Wilson, organized creation of the Negro Southern League (NSL)
NSL: - (2020 seasons)

Several established teams joined the NSL, mainly from the collapsed Negro National League a year prior.

Ed Bolden, led the creation of the American Negro League
ANL: - (2020 seasons)

An attempt to create a league by five surviving teams from the failed Eastern Colored League.

Nat Strong, founder of the Eastern Colored League
ECL: - (2020 seasons)

Formed by several eastern teams that broke away from the midwest-based Negro National League.

Rube Foster, organized the first Negro National League (NNL)
NNL1: - (2020 seasons)

The first organized and financially successful professional Negro baseball league.

H. Walter Schlichter, founder of the National Association of Colored Baseball Clubs (NACB)

Formed to protect teams from unreliable managers, schedules, and rosters of past independent clubs.

William Freihofer, president of the International League

League composed of a mix of white, Cuban and Negro league baseball teams in Pennsylvania, New Jersey and Delaware.

Future Hall of Famer Sol White played for Pittsburgh in 1887 for the NCBL
NCBL: - (2020 seasons)

The second attempt to have a league consisting of all-black teams, predating the Negro National League by over three decades.

Bud Fowler is believed to have played for Binghamton in 1886 for the SLCB

The first formal black league included teams from Atlanta, Charleston, Jacksonville, Memphis, New Orleans and Savannah.

Octavius Catto, pioneer of the first black baseball team
INDBB: - (2020 seasons)

Segregation and racism forced most African American players to join independent travelling teams.

Logo for Nippon Professional Baseball
NPB: - (2020 seasons)

Founded as the Japan Occupational Baseball League, often referred to as "Japanese baseball", or locally, Puro Yakyū (プロ野球).

Logo for Korean Professional Baseball
KBO: - (2020 seasons)

Originally called the Korea Baseball Championship, is the highest level league of baseball in South Korea.

Logo for Chinese Professional Baseball League
CPBL: - (2020 seasons)

Gained popularity when Taiwanese little league teams won numerous World Series championships in the 1970s and 1980s.

Logo for Australian Baseball League
AUBL: - (2020 seasons)

The league is the owner of each team and players are paid in a number of tiers based on experience level.

Logo for Taiwan Major League
TML: - (2020 seasons)

Established by TV tycoon after dispute over broadcasting rights. The CPBL absorbed the TML in 2003.

Logo for China Baseball League
CHBL: - (2020 seasons)

Professional baseball league under the administration of Chinese Baseball Association, founded in 2002.

Logo for Baseball Philippines
BP: - (2020 seasons)

Disbanded in 2012, but through universities and other private organizations, baseball continues to thrive.

Logo for Puerto Rico Baseball League
LBPPR: - (2020 seasons)

Originally founded as Liga de Béisbol Semiprofesional de Puerto Rico (LBSPR) as a semi-professional league.

Logo for Venezuelan Professional Baseball League

Following the world championship in Havana, integrated baseball in Venezuela attracted ball players from the Caribbean and the U.S.

Logo for Dominican Professional Baseball League
LIDOM: - (2020 seasons)

Signed a large amount of players from the Negro League of the with large salaries by Dominican owners.

Logo for Mexican Pacific League
LMP: - (2020 seasons)

Previously known as Sonora Winter League and Sonora-Sinaloa League before adopting its present name in 1970.

Logo for Veracruz Winter League
LVEB: - (2020 seasons)

Winter baseball league composed of 4 teams, all in the Mexican state of Veracruz.

Logo for Colombian Professional Baseball League

Also known as the Colombian Winter League, plays during three months during the MLB offseason.

Logo for Probeis Panama
LPBP: - (2020 seasons)

Operated from 1948-1972 as Panamanian Professional Baseball League. Restarted as 'Probeis' in 2011.

Logo for Nicaraguan Professional Baseball League

Due to economic difficulty, the league was shut down in 1967 and was re-established in 2004.

Logo for Cuban National Series
CNS: - (2020 seasons)

Government run, formed after the dissolution of the Cuban League in the wake of the Cuban Revolution.

Esteban Bellan, first Cuban major leaguer
CL: - (2020 seasons)

Integrated with black, white, and Cuban players. Dissolved after Fidel Castro decreed abolition of professional baseball.