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 in unused hockey rinks. Canadians adopted the new version of the sport quickly. Eventually, it became the more popular version of the sport in Canada, supplanting field lacrosse. The form was also adopted as the primary version of the game played on Native American reservations in the US and Canada by Iroquois and other Native peoples. It is the only sport in which the American indigenous people are sanctioned to compete internationally, participating as the Iroquois Nationals. However, many field lacrosse enthusiasts viewed the new version of the sport with negativity. The first professional box lacrosse games were held in