Chapter 667: Su Ping Goes North

fact, became a personal guarantee....This is something that ordinary people can see.While detaining hostages, apart from King Wen, the other vassal kings did not receive such treatment.It can be seen... its uses were quite widespread, the consumption volume was actually not large, so the price was very cheap.Now that the Qin Empire has invented firearms, the demand for gunpowder will skyrocket. This...