Join the beta test before the update launch.

To try the BETA, please follow these steps:
Open Steam
Right-click on Age of History 3 in your library
Select Properties
Go to the BETAS tab
From the "Beta participation" drop-down list, choose "betatests"
Wait for the game files to update. If nothing happens, restart the Steam client
Launch the game

Send Ultimatums to Your Vassals.

With this beta update, you can now send an ultimatum to your vassals.
You can demand provinces or full annexation.
It is important to have a larger army than your vassal for the ultimatum to be accepted.

You can send an ultimatum by opening the civilization's diplomacy view:



Once your army is much bigger, the ultimatum should be accepted.




New GameValues, GV_Diplomacy.json:

DIPLOMACY_SEND_ULTIMATUM_COST: 10,
DIPLOMACY_SEND_ULTIMATUM_COST_LEGACY: 10,
ULTIMATUM_ARMY_MODIFIER: 1.75,
ULTIMATUM_RELATION_CHANGE: -25,