World Championship Rugby happened in 2004.
World Championship Rugby was created on 2004-04-08.
the total teams is 103 registered with World Rugby (as of 2017)
Canadian Rugby Championship was created in 2009.
Americas Rugby Championship was created in 2009.
Championship - rugby league - was created in 2003.
Australian Rugby Championship was created in 2006.
Regional Rugby Championship was created in 2007.
Collegiate Rugby Championship was created in 2010.
Caribbean Women's Rugby Championship was created in 2003.
NACRA Women's Rugby Championship was created in 2003.
ARFU Women's Rugby Championship was created in 2006.