Stronghold kingdoms: Feudal warfare

Feudal warfare means reign your own kingdom, build impregnable fortresses and fight your enemies. What it is to be a good trader and a diplomatic official. It was said that to build castles in appropriate places, you should explore new lands. Take part in war campaigns to defend their castles. In battle, take command over a huge army. Look for allies, organize diplomatic relations, and trading relations. There is a large medieval world with fights against other players.