Follow to our channel for more upcoming videosbr br How Rocket was Invented br br #how rocketwasinventedbr br in true br br The first rocket was invented around 1100 AD in China. These rockets used solid br br propellants and were mainly used as weapons and fireworks. ... In 1926, Robert br br Goddard launched the world's first liquid-propellant rocket. Due to secrecy, the br br 1926 rocket did not have much influence on the later developments.