they were bad because you could get blown up by gunpowder but not if it wasn't invented!
Before gun powder was made, there were knights and castles. Due to gunpowder, castles weren't made anymore because they couldn't stand cannon ball assaults. Knights didn't exist because after the gun was invented, there were no need for swords and jousts. Then came infantrys (soldiers on foot with weaponry).
Castles were invented in medieval times.
Because before gunpowder castles were virtually impenetrable. They were very good fortresses.
gunpowder was invented in 1232 in china
Cannon and gunpowder.
Chinese alchemists invented gunpowder.
The introduction of gunpowder made castles inefficient.
gunpowder was not invented for an specific reason. after its discovery many purposes came out of it.
Gunpowder was invented by people who lived during the Tang Dynasty. No one is specifically given credit for the invention of gunpowder.
Paper was invented in Egypt in the B.C period. Gunpowder was invented by the Chineese for their fireworks. No it was all in japan
It was invented in the 1800s. Soldiers used gunpowder in the Civil War and both World Wars. Gunpowder has been around for a very long time. :)