Chapter 757: Message

smiling softly: "Have you figured it out"Zhao Rui turned her head and said, "Your Highness is domineering, how dare a concubine not understand"This spiteful remark, however, did not make Li Chen feel...ighly concentrated gunpowder mixture with steel ball bearings. The limitations were simply too great.The true use of gunpowder in an explosion on the battlefield was a groundbreaking first.The Emperor...