108 years ago today.... On the morning of 6 December 1917, Halifax Harbour then one of the most important naval convoy hubs in the Empire became the scene of tragedy when the French munitions ship SS Mont Blanc collided with the Norwegian relief vessel SS Imo. Moments later, Mont Blanc, loaded with wartime explosives, caught fire. At 9:04:35 a.m., she detonated. The blast at the time the largest human made explosion in history tore through the harbour and devastated the North End of Halifax, the