Question

Gunpowder

Accepted Answer

Invented within China during the 9th century, this substance was became the dominate military technology used to expand European and Asian empires by the 15th century.

Front	Gunpowder
Back	Invented within China during the 9th century, this substance was became the dominate military technology used to expand European and Asian empires by the 15th century.

Gunpowder Invented China 9th Century Substance Dominate Military