The concept of "Destroy the enemy with overwhelming force". Rockets take time and money to build but the result is all out destruction with zero friendly casualties since they can be fired remotely.
Galileo's law
Thousands if not millions. Not only are there space rockets, but also rockets used in research and war.
They were called V-2 Rockets.
weapons/war
Rockets in the Civil war can go very long distances but not as far as modern rockets
No rockets were sent to Japan by any country in America in World War 1
for Chinese war
At various times they all used rockets, however the Katyusha rockets used by the USSR were popular, common and effective.
actualy China did with rockets made from tubes of scrap and black powder fuel
I think the only good reason was to bring the war to an end.
Chinese people used the rockets as weapons in wars. They also used them for fireworks for special celebrations. They called the rockets "arrows of fire". Rockets now, are much BIGGER for the rockets used for war in china. Alison Chia Hui Xin
Some rockets are used for space travel and others are used for war. some other rockets are hand made like baking soda rockets. Rockets carry satellites and astronauts into space, missiles, distress beacons, even pyrotechnics (fireworks) for amusement.