Ireland’s rugby team are one of the few that represent both the Republic and North of Ireland and given the tune’s stance as a protest song, it’s been dubbed an “insult to republicans across Ireland ...
Take a look at some of the words and you’ll maybe understand why the anthems mean so much to five of rugby's six nations.
Victory also ended a run of seven straight defeats by top-tier opponents for Steve Borthwick's side, who suffered several agonisingly narrow losses during that sequence.