Celts (modern) Breton Labour Party and others. In some former British colonies, or particular regions within them, the term Anglo-Celtic has emerged as a descriptor of an ethnic grouping. In particular, Anglo-Celtic Australian is a term comprising about 80% of the population. The claim that distinctly Celtic styles of music exist was made during the nineteenth century, and was associated with the revival of folk traditions and pan-Celtic ideology. The Welsh anthem "Hen Wlad Fy Nhadau" was adopted as a pan-Celtic anthem. Though there are links between Scots Gaelic and Irish Gaelic folk musics, very different musical traditions existed in Wales and
Anthem Wlad Fy Nhadau" since 1856 when it was written by father and son Evan and James James; the translation and music were adopted by Brittany as its "national" anthem. Hen Wlad fy Nhadau was sometimes accompanied by the hymn, "Guide Me, O thou Great Redeemer", especially at rugby matches. Northern Ireland has used "God Save the Queen" though "Londonderry Air" is also used. In Germany, many of the Länder have their own anthems, some of which predate the unification of Germany in 1871. A prominent example is the Hymn of Bavaria, which also has the status of an official anthem