This is believed to be the first time cannon were used by Europeans in open battle.
Battle of Crecy
Battle of Agincourt
Battle of Hastings
Battle of Bannockburn
The Battle of Crecy. The English guns were primitive affairs; a French writer said they "threw little iron balls to frighten the horses." Far deadlier were the English longbows that slaughtered French knights and demonstrated the peasant warrior could defeat "the flower of chivalry."