1. Gunpowder
... siege to the North China city of Kaifeng in 1232, the people within the city terrified the Mongols with "heaven quaking thunder". The instrument they used is described as an iron tube or vessel that was filled with a powder or drug meaning they used gunpowder. Some people think the "thunder" was a real cannon. However it was most likely really nothing more ... effect without either a gun or cannon. The first recorded use of gunpowder in European warfare was at the siege of Metz in 1324. The attackers had iron "vases" that they packed the newly discovered explosive into. Iron or stone ba...
- Word Count: 1747
- Approx Pages: 7
- Grade Level: High School