Flyers–Penguins rivalry hot ticket in both cities; it is often the most anticipated match-up of the season. Flyers–Penguins rivalry The Flyers–Penguins rivalry, also known as the Battle of Pennsylvania, is a National Hockey League (NHL) rivalry between the Philadelphia Flyers and Pittsburgh Penguins ice hockey clubs. Both teams compete in the NHL's Eastern Conference Metropolitan Division. The rivalry began in 1967, when the teams were introduced into the NHL's "Next Six" expansion wave. The rivalry exists due to divisional alignment and geographic location, as both teams play in the Commonwealth of Pennsylvania. The Flyers and Penguins have met in the Stanley Cup
Ice hockey in the United States Once that season was over, the National Hockey Association was changed into the NHL or the National Hockey League. Minor league professional hockey leagues in the U.S. include the American Hockey League and the ECHL. Additionally, nine U.S.-based teams compete in the three member leagues of the Canadian Hockey League. USA Hockey is the official governing body for amateur hockey in the U.S. The United States Hockey Hall of Fame is located in Eveleth, Minnesota. The United States ice hockey structure includes elements from traditional American scholastic high school and college athletics, affiliated and independent minor leagues, and the unique