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
Katherine Jenkins she sang at Westminster Cathedral honouring Pope John Paul II's silver jubilee in October 2003 and then supporting Aled Jones on tour. At the Rugby World Cup in 2003 she made her Sydney Opera House debut as a guest of fellow Welshman, Max Boyce and, in August 2004, her first USA appearance, supporting Hayley Westenra at Joe's Pub in New York City. Jenkins was the first person to perform the Home Nations anthem "The Power of Four" and began to appear regularly to sing the Welsh national anthem "Hen Wlad Fy Nhadau" at Welsh international rugby union matches, singing with