October 1, 1994-January 11, 1995 - 468 games are canceled as a result of the 103-day lockout. (We learned our lesson, this won't happen again.)
September 16, 2004 - The NHL owners lockout the players. February 16, 2005 - The 2004-2005 hockey season is canceled due to lockout. (For sure this time we learned our lesson. Won't happen again.)
September 15, 2012 - The NHL imposes a lockout at midnight ET after the CBA expires. December 10, 2012 - The NHL announces the cancellation of the 2012-13 regular-season schedule through December 30. A total of 526 regular-season games were scheduled for October 11 through December 30. (Trust us, we've learned our lesson. This will never happen again.)