Final answer:
Gunpowder was invented in China by alchemists during the Tang Dynasty and later spread to other regions.
Explanation:
Gunpowder was believed to have been invented in China by alchemists during the Tang Dynasty when experimenting with saltpeter, sulfur, and charcoal. The first recorded use of gunpowder in battle occurred in China in 919. However, gunpowder and guns eventually spread westward from China with invading Mongol armies.
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