How Did Human Accidentally Invented Guns?

⚓ Play World of Warships through my link and use invite code IMPACTFORCE to claim your rewards: https://wo.ws/4pQZUeR Thanks to World of Warships for sponsoring this video. ———————————————————— How Did Humans Accidentally Invent Guns? 0:00 – The Shocking Truth About Guns 0:36 – The Accident That Changed History 4:33 – The First Gun Ever Created 6:04 – The Oldest Gun Ever Found 7:22 – The Cannon That Changed the World 10:47 – The Invention That Made Modern Guns Possible 12:27 – From Fire Medicine to Modern Firearms All research and sources are linked below. 📚 RESEARCH & SOURCES: ▸ Chinese alchemists & the search for immortality — gunpowder discovered by accident while grinding sulfur, charcoal, and saltpeter chasing an elixir of eternal life. Several emperors died drinking mercury- and arsenic-laced potions. The mid-800s Zhenyuan miaodao yaolüe is the first written record, a warning not a recipe. https://en.wikipedia.org/wiki/History_of_gunpowder ▸ Saltpeter (potassium nitrate) — scraped from cave walls, damp cellars, and manure piles. Holds oxygen locked inside the crystal, which is why the mixture burns almost instantly. https://en.wikipedia.org/wiki/Potassium_nitrate ▸ The fire lance — first recorded in battle at the siege of De'an in 1132, where Song defender Chen Gui used bamboo tubes of fire medicine on spears against the Jin. Earliest depiction is a c. 950 CE silk banner from Dunhuang. By 1259 a barrel-plugging pellet was recorded, the first true bullet. https://en.wikipedia.org/wiki/Fire_lance ▸ Bamboo to bronze — tubes bursting under pressure drove Chinese metalworkers to cast barrels in bronze. The moment the tube became metal, it became a gun. https://en.wikipedia.org/wiki/Hand_cannon ▸ The Heilongjiang hand cannon — dated no later than 1288, the world's oldest surviving firearm. A bronze tube 34 cm long weighing 3.55 kg, no trigger or sights. https://en.wikipedia.org/wiki/Heilongjiang_hand_cannon ▸ Mongol transmission — gunpowder carried west a