Originally Posted by
machinor
Those are no named ports however, but permanent forts. I think though, that this may be quite a good idea to use permanent forts in certain provinces: as important harbors. So, if someone would occupy Ostia (the permanent fort on top of the harbor), the port square underneath would be automatically blockaded and Rome would be cut off from oversea supplies (corn shipments). This would be great... if it is possible to place permanent forts directly upon a port-square.
Very nice idea though.