Expansion The competition was expanded in 2006 and saw each of the three nations play each other three times, although the 2007 series reverted to a double round-robin to reduce fixture congestion in a World Cup year. Historically there were persistent rumours about the inclusion of Argentina and this was formalised on 14 September 2009 when it was announced that Argentina would become part of the competition in 2012."Argentina invited to join the Tri-Nations", scrum.com, 14 September 2009. There have also been rumours about a Pacific Islands team being included too.
Expansion The competition was expanded in 2006 and saw each of the three nations play each other three times, although the 2007 series reverted to a double round-robin to reduce fixture congestion in a World Cup year. Historically there were persistent rumours about the inclusion of Argentina and this was formalised on 14 September 2009 when it was announced that Argentina would become part of the competition in 2012"Argentina invited to join the Tri-Nations", scrum.com, 14 September 2009. There have also been rumours about a Pacific Islands team being included too.