International League of Esperanto Teachers was created in 1949.
National Socialist Teachers League was created in 1927.
International League was created in 1885.
International Monarchist League was created in 1943.
Southwest International League was created in 1951.
International Soccer League was created in 1960.
International Basketball League was created in 2004.
International Automobile League was created in 1908.
International Fixed Calendar League was created in 1922.
International Wrestling League was created on 2010-08-13.
International League of Antiquarian Booksellers was created in 1947.
International League Hall of Fame was created in 1947.
Balkan International Basketball League was created in 2008.