Traditions:
−1% Yearly army tradition decay
+5% Discipline
Legacy of Sword Brethren
+20% Fort defense
Privilegium Gotthardinum
−1 National unrest
Duchy of Mercantilism
+10% Trade power abroad
Booming Manufacture
+10% Production efficiency−10% Shipbuilding time
Couronian Colonization
+25% Naval force limit modifier+15% Colonial range
Palaces of Mitau
+1 Yearly prestige
Promote the Curonian Kings
−10% Cavalry cost
+15% Cavalry combat ability
Ambition:
+10% Trade efficiency