when were modern rockets first developed
The first rocket was invented around 1100 AD in China. These rockets used solid propellants and were mainly used as weapons and fireworks. It was not until the 1920s that rocket societies emerged, and by the 1930s and 1940s professional rocket engineering took off.he first rocket was invented around 1100 AD in China. These rockets used solid propellants and were mainly used as weapons and fireworks. It was not until the 1920s that rocket societies emerged, and by the 1930s and 1940s professional rocket engineering took off.