A: No one knows for sure, but it's unlikely
The Halifax Explosion was a devastating munitions explosion that occurred in Halifax, Nova Scotia, Canada, on the morning of December 6, 1917. The explosion killed 2,000 people and injured 9,000, making it the largest man-made explosion prior to the development of nuclear weapons.
In the years following the explosion, rumours circulated that German spies may have been involved in the incident. However, there is no concrete evidence to