Depending on your research, gunpowder was first created in China, India, or one of the Arabian countries. It is now manufactured in factories in most industialized countries.
China
China
Black Powder.
Wikipedia has extensive information on the origins of gunpowder / flash powder you should be able to find a wealth of information there.
Gun powder is always a mixture.
gun powder was udes for fireworks, then weapons
Gun Powder is the most important thing in a war because if you don't have gun powder you wouldn't stand a chance.
The gunpowder came to blow open a cave to get the vase for the athanian treasury.
Because China invented gun powder.
Saltpetre+sulphurSaltpeter + sulfer = Gun powder
you go to the viking mountain and use the gun powder
john smith had the gun powder injury in 1609.