December 1917 saw one of the greatest disasters in Canadian history , when the , a French cargo ship carrying munitions , collided with the Belgian Relief vessel in " The Narrows " between upper Halifax Harbour and Bedford Basin . The resulting explosion , the Halifax Explosion , devastated the Richmond District of Halifax , killing approximately 2,000 people and injuring nearly 9,000 others . The blast was the largest artificial explosion before the development of nuclear weapons . Significant aid came from Boston , strengthening the bond between the two coastal cities
Halifax Explosion
Halifax Explosion
Halifax, Nova Scotia