World Championship Rugby happened in 2004.
Once every four years.
Rugby Challenge happened in 360.
Four years is a common period between tournaments in major sports (e.g. the Olympics, FIFA (World Cup). - but Rugby World Cup is nothing to do with Soccer.
World Rugby was created in 1993.
Rugby - video game - happened in 2001.
Jonah Lomu Rugby happened in 1997.
Rugby League Challenge happened in 2009.
Rugby League Live happened in 360.
International Rugby Challenge happened in 1993.
they will lose, they will change from hakas to atacker andrule the world mwhhhaaa ha ha
"One can learn about the Rugby World by attending the Rugby World Cup. The Rugby World Cup is the international rugby union competition, where the teams are competing to win the William Webb Ellis Cup."