 In the mid-1950s the Leinster and Ulster Chess Unions organised the "Oriel League" competition for clubs from South Ulster and North Leinster.In Munster, there are three divisions run annually, in which club sides from Cork, Limerick, Ennis, Shannon, Tralee, Dungarvan compete.In Connaught, Galway Chess Club is the most active holding the Galway Congress tournament, although in 2011 a Connaught Chess League was established.