At the beginning of every season, the following steps also need to be taken.
Temporary Modifiers
The temporary modifier of the counties loyalty towards all factions is reset to 0.
Claims
Factions can claim counties that are not yet controlled by a faction. As long as there are several claims on a county, it remains uncontrolled.
Network Resources
The network resources of every faction are reset to 0.
Build
Pending constructions and ships are completed once the date of completion is reached.