National Day of Mourning Date: April 28 Event Category: All Details: Acknowledged by the Government of Canada, Day of Mourning is a day to remember and honour those lives lost or injured due to a workplace tragedy. It’s also a day to collectively renew our commitment to improving health and safety in the workplace and to preventing further injuries, illnesses and deaths. In recognition, flags will be lowered to half mast from sunrise to sunset. Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Related Events Apr 30 Anishinaabemowin series: Wiisnidaa Learn more about this event. May 07 Anishinaabemowin series: Wiisnidaa Learn more about this event. May 18 Victoria Day – College closed Learn more about this event. +Submit an event