Ireland competes in the Six Nations Championship, annually staged international rugby union tournament. Ireland national rugby union team plays versus northern hemisphere teams England, France, Italy, Scotland and Wales. They have also participated in the predecessor tournaments Home Nations Championship and Five Nations Championship. Ireland have secured 14 titles outright and 9 shared wins. Ireland rugby team have also achieved 3 Grand Slams and 11 Triple Crowns. Ireland are the reigning champions having won the 2018 series. Ireland will try to defend the title in Six Nations Championship 2019.