Ireland national rugby union team tournament. It is contested against England, France, Italy, Scotland and Wales. Ireland was a member of the inaugural Home Nations in 1883, with France and Italy joining later to form the Five and Six Nations respectively. Ireland won their first championship in 1894, also winning the Triple Crown. Ireland's first Grand Slam occurred in the 1948 season and their second in the 2009 season. In total Ireland have been outright champions on fourteen occasions following their title in the 2018 Six Nations Championship and have nine shared wins. Ireland won their third ever Grand Slam in the 2018 Six Nations
Grand Slam (rugby union) common again, as the number of Tests on each tour has again increased. The All Blacks' tours of 2005 and 2008 were originally planned to include only three Test matches; the late inclusion of matches against Wales and England respectively turned these into Grand Slam tours. Grand Slam (rugby union) In rugby union, a Grand Slam (Irish: "Caithréim Mhór". Welsh: "Y Gamp Lawn". French: "Grand Chelem") occurs when one team in the Six Nations Championship (or its Five Nations predecessor) manages to beat all the others during one year's competition. This has been achieved 39 times in total, for the