<Castle attack>-Defend Your Castle
This is a castle defense game set in the eastern Han dynasty of ancient China where warlords fought for control over vast territories and dynasties changed hands at the drop of a sword.The app description mentions the historical tensions occurring during this period because of peasant uprisings. As a result of these uprisings and anti-government sentiments among the people, three kingdoms formed in China. They attempted to take control and power with the use of warfare. The game actually includes historical battles and names of actual commanders that fought in them.
If you enjoy strategy games with defensive gameplay, you will probably enjoy Castle Attack