Comparison of rugby league and rugby union 1 in league. A penalty goal is worth 3 points in union and 2 points in league. Use of a penalty box (or "sin bin") was introduced by rugby league in 1980. Rugby union had been experimenting with the same concept since 1979, although it was not formally sanctioned until 2001. Video referee technology was first used for rugby league in 1996 and for rugby union in 2001. In rugby league the ball may be thrown or knocked out of play deliberately, while in union those are penalty offences. Kicking the ball out of play is legal in both codes.
1975–76 Australia rugby union tour of Britain, Ireland and the United States to go off just before half-time with a recurrence of his knee ligament injury, a loss which Rothmans Yearbook suggested might have "affected the margin but not the result". In the second half J.J. Williams scored a hat-trick of tries with Fenwick and Martin adding a conversion each. Bevan scored a dropped goal and Wales finished 28–3 winners. Rothmans concluded that "Australia fought hard to the end, but on the day met a team which was too good for them at all points". Australia had won both international matches on the 1975 England rugby union tour of Australia but were