Realms

Realms is a medieval real-time strategy game located in a fictive kingdom
where the player just has been named king. Your kingdom is threatened by the
surrounding realms of different rulers and it is your task to defend yourself
and expand your own kingdom in order to become ruler of all realms.

The game features 125,000 square miles of fractally-generated landscape, 128
armies with many thousand members each. You can order your armies into
different battle formations and conquer countless towns with their inhabitants
and its gold treasures