Guns wouldn't be necessary. Gunpowder alone is all you need to destroy a city wall. A sheer show of force like blowing up a few hundred feet of stone wall would likely win you a large army in no time.
But yes, the knowledge to manufacture those would be a good idea
Guns wouldn't be necessary. Gunpowder alone is all you need to destroy a city wall. A sheer show of force like blowing up a few hundred feet of stone wall would likely win you a large army in no time.
But yes, the knowledge to manufacture those would be a good idea
Or rather, basic knowledge of how to manufacture those things, and guns. It's a long road between turning up with a bucket of gunpowder and a bottle of penicillin; and being king.