The SS Mont-Blanc. On Thursday morning, 6 December 1917, she entered Halifax Harbour in Nova Scotia, Canada laden with a full cargo of highly volatile explosives and was involved in a collision with the Norwegian ship, SS Imo. A fire aboard the French ship fire ignited her cargo of wet and dry picric acid, TNT and guncotton. The resultant Halifax Explosion levelled the Richmond District and killed approximately 2000 people.
Halifax Explosion Dec 6, 1917 - At Halifax, the French munitions ship Mont Blanc collided with the Belgian relief ship Imo. The resulting explosion, the largest before the advent of the atomic bomb, killed more than 1600 people and injured 9000 in Canada's worst disaster.
Halifax Explosion Nova Scotia Canada 1917 About 2000 people killed: Babies whose mothers had not been located and children injured in the Halifax Explosion on Dec. 6, 1917, were cared for in the YMCA temporary hospital. Halifax author Janet Kitz says the photo shows how difficult it was for babies to be identified if their mothers were dead.