I Became an Immortal with a Demon!

At the end of the Ming Dynasty, the sudden revival of spiritual energy brought history to another turning point. Twenty years after Dashun was established, the imperial court ordered a ban on smoking. The Western Barbarians took this as an excuse to declare war on Dashun, trying to open the door to Dashun with strong ships and cannons. Dashun:? ? ? A strong ship and a sharp cannon? Go ahead and tell me my magic power!