Dojyomaru 
How a Realist Hero Rebuilt the Kingdom (Manga) Volume 9 [EPUB ebook] 

Julius, Sovereign Prince of Amidonia, resumes his tyrannical rule after retaking the city of Van. However, after experiencing freedom, the populace revolts, sparking uprisings throughout the Principality. By popular demand, Souma is returned to power in Van, and shortly thereafter, he annexes the entire nation as a part of the Kingdom of Friedonia.

The Gran Chaos Empire, leader of the Mankind Declaration, cannot let this stand. But when Empress Maria presses Souma on the issue, he finally tells her of the contradiction in her ideals.

New personnel will move the country as the revolution continues onward!