18 juin 228 - Rockets were invented

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China is hometown of rockets, ancient Chinese
inventors created rockets by applying counter-force produced by ignited gunpowder. According to history, in 228 A.D. the Wei State already used torches attached to arrows to guard Chencang against the invading troops of the Shu State. Later the Song Dynasty (960-1279) had adapted gunpowder to make rockets. A paper tube stuffed with gunpowder was
attached to an arrow which can be launched by a bow. This kind of ancient rockets and improved ones were widely used in military and entertainment activities in China.

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