"She wins thanks to Ryouma, but trows it all to shit to save the retard knight maintaining the rebellion instigator alive for it, and making the whole kingdom suffer. In the end, they're so afraid of Ryouma that instead of letting him go, they make him Baron against his wishes in the shittiest uninhabited province full of monsters. The Wortenia Peninsula. In which he develops and uses to conquer the whole fucking kingdom and beyond in revenge."
So you're pretty much right lol