In what year was the team founded that won the 1956-1957 Irish League championship?
1956–57 Irish League The Irish League in season 1956–57 comprised 12 teams, and Glenavon won the championship.
Dunbreen Rovers Dunbreen Rovers are a junior football club playing in the Fermanagh And Western Football League. The club, formed in 1963, hailing from Omagh, County Tyrone, the Firsts and Reserves play their home games at Youthsport, Omagh and the Third team play their home games at Omagh Leisure Complex.