 When Wales faced New Zealand 's All Blacks at Cardiff Arms Park in late 1905 they had not lost at home since 1899 . This New Zealand team – now referred to as the Original All Blacks – was the first of the southern hemisphere national teams to visit the British Isles , and were undefeated on their tour up until that point ; their victories included prior defeats of England , Ireland and Scotland . Before the match , the All Blacks performed a <unk> ( a Māori posture dance ) ; the 47 @,@ 000 @-@ strong crowd responded with the Welsh national anthem – Hen <unk> <unk> <unk> ( " Land of Our Fathers " ) – the first time a national anthem had been sung before a sporting fixture . Wales ' wing Teddy Morgan scored a try to give Wales a 3 – 0 lead , but later in the match All Black Bob <unk> claimed to have scored a try , only to be dragged behind the try @-@ line before the referee arrived . The referee ruled a <unk> to Wales and the score did not change ; Wales winning 3 – 0 . The loss was the All Blacks ' only loss on their 35 @-@ match tour . 
