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When did the NHL require new players to wear helmets?
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ice hockey
Goalie Marc-André Fleury of the Vegas Golden Knights blocking a shot by Jakub Vrána of the Washington Capitals in game five of the 2018 Stanley Cup finals. The Capitals won the game and the series.
The National Hockey League (NHL) mandated that all new players entering the league must wear helmets beginning with the 1979–80 season.1