Iroquois national indoor lacrosse team light show about the Haudenosaunee creation story and traditional dancing. The documentary "Spirit Game: Pride of a Nation" explains the meaning of lacrosse to the Iroquois people and covers the Iroquois Nationals in the 2015 WILC, featuring brothers Lyle and Miles Thompson. During the 2015 WILC, the first FIL sanctioned under–17 box lacrosse friendly took place between the Iroquois Nationals and Team Canada. The under-17 squads again faced off prior to the 2017 Heritage Cup. In 2015, the Six Nations held the inaugural World Lacrosse Challenge, an under–19 box lacrosse tournament featuring international club and national teams. The Iroquois fielded
Box lacrosse Mann Cup, the most prestigious lacrosse trophy in Canada, was contended for under box lacrosse rules for the first time. Previously, the national senior men's lacrosse championship, awarded since 1901, was competed for under field lacrosse rules. The Mann Cup is an annual tournament that presents the champion of the Western Lacrosse Association and Major Series Lacrosse in a best of seven national championship. A few years later, in 1937, the Minto Cup, began being awarded under box lacrosse rules to the junior men's champions. Currently the Canadian Lacrosse Association oversees the Mann Cup, the Minto Cup, the Presidents Cup