10 Fantastic Inventions That Were Developed Much Earlier In the Past than You Think

9 Cruise missiles

In 1918, the Kettering Bug an unmanned spacecraft was developed by the US military in 1918. It was the predecessor to cruise missiles and was made of paper Mache, wood laminated paper and cardboard. It carried a payload of 180 pound of explosives. Only 45 were produced during the war but it was stopped for fear of hitting friendly troops.

Cruise missiles

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10 Military submarines

Among inventions made earlier, the first military submarine was built in England in 1620. It was submerged fr three hits during a demo but used several hoses attached to floaters to supply air to the crew. In 1720, the device used oa100 years later a Russian carpenter unraveled his idea of a military submarine to Peter the great. The design consisted of a large wooden barrel fitted with fire tubes to shoot at the enemy.

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Military submarines

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