Columbus Blue Jackets and Minnesota Wild entered the league about the history of NHL expansion By 1942 https://www.nhl.com/news/nhl-expansion-history/c-281005106 expandovala ”From six teams to 31: History of NHL expansion” By 1942 By 1942 https://www.nhl.com/news/nhl-expansion-history/c-281005106 By 1942 11 franchises join the NHL