The Leiden Gunpowder Disaster of 1807: Negligence or one of History's most Tragic Mysteries?

Monday, January 12, 1807. About a quarter past four in the afternoon… A wooden cargo ship named the Delfs Welvaaren (translated into English as “The Prosperity of Delft”) is docked near the city center in Leiden, Holland, at the mouth of the Rapenburg Canal. Packed below decks into the hold of the Delf Welvaaren are 369 barrels, or approximately 37,000 lbs of highly combustible black powder. This volatile cargo, a mixture of sulfur, carbon and potassium nitrate, the oldest known explosive chemical composition on earth, is in Leiden awaiting transport to Holland’s main military armory in the southern Dutch city of Delft. It will never get there. On the morning of the 12th of January 1807, mere hours before disaster, the Delf Welvaaren’s Captain received word that his ship won’t be able to proceed to Delft immediately because the other ship’s in the convoy are still icebound in the North Atlantic due to inclement winter weather. Adam van Sc...