National Day of Remembrance and Action on Violence Against Women , also known informally as White Ribbon Day , is a day commemorated in Canada each December 6 , the anniversary of the 1989 École Polytechnique massacre , in which armed student Marc Lépine murdered fourteen women and injured ten others in the name of " fighting feminism " . The commemoration date was established by the Parliament of Canada in 1991 . The legislation was introduced in the House of Commons as a private member 's bill by Dawn Black , Member of Parliament for New Westminster-Burnaby , British Columbia , and received all-party support
École Polytechnique massacre
École Polytechnique massacre
National Day of Remembrance and Action on Violence Against Women