On Thursday , December 6 , 1917 , the city of Halifax was devastated by the huge detonation of a French cargo ship , loaded with wartime explosives . It had accidentally collided with a Norwegian ship in " The Narrows " section of the Halifax Harbour . Approximately 2,000 people were killed by debris , fires , or collapsed buildings , and over 9,000 people were injured . This is still the world 's largest man-made accidental explosion
the huge detonation
Halifax Explosion
History of Nova Scotia