Rugby union Tom Williams to suggest that Wales player Teddy Morgan lead the crowd in singing the Welsh National Anthem, "Hen Wlad Fy Nhadau", as a response. After Morgan began singing, the crowd joined in: the first time a national anthem was sung at the start of a sporting event. In 1905 France played England in its first international match. Rugby union was included as an event in the Olympic Games four times during the early 20th century. No international rugby games and union-sponsored club matches were played during the First World War, but competitions continued through service teams such as the
Côr Meibion Pontypridd Gwilym T Jones was appointed conductor and Miss Agnes Wilson accompanist. The first concert was performed in June 1950. The following year the choir started entering competitions, and were awarded first prize at the Llanharan "Semi National" Eisteddfod, and were again placed first two weeks later at Glynneath. The choir were involved in celebrations of the centenary of the composition of Hen Wlad Fy Nhadau and the bicentenary of the Old Bridge, Pontypridd. Stuart Burrows was the guest artiste at a concert in 1959, and in the same year Harry Secombe and Geraint Evans appeared together for the first time,