National Hurling League was created in 1925.
Tipperary.
National League A was created in 1999.
National Security League was created in 1914.
A-League National Youth League was created in 2008.
Speedway National League Division Three was created in 1947.
No single sport dominates. Gaelic Football and Hurling are Ireland's two national sports and the most popular ones. Lots of other sports are very popular, like rugby, soccer, horse racing, golf, motor racing, sailing, athletics, greyhound racing and many others.
Jamaica National League was created in 2005.
National League of the North was created in 1936.
National Soccer League was created in 1977.
National Rookie League was created in 2000.
GFSN National League was created in 2002.
National Consumers League was created in 1899.