 Rugby Union had been played in Denmark since 1931, but the Danish Rugby Union wasn't formed till 1950.DRU joined the Sports Confederation of Denmark in 1971 and later that year the FIRA-AER (European rugby union).In 1974 DRU co-founded the Nordic Rugby Union (now Scandinavian Rugby Union) and in 1988 DRU joined the IRB (International Rugby Board).