Dragon Throne: Battle of Red Cliffs

Summary pulled directly from Steam - Some text may only be applicable to Steam platform

The game follows a civil war fought in medieval China. The three campaigns allow you to assume the roles of one of three warlords, and your commanders gain experience and acquire new powers and extra health as the story goes on.

Before the carnage is unleashed, though, the familiar rigmarole of setting up an economy awaits. Chop down trees, harvest grain, mine stone, breed the horses.
You must recruit peasants to build a base of operations, then create an army to crush your enemies.
Get ready to experience natural disasters and commit sacrifices appease the gods.