Level 1
+5% morale for all units
+5% melee defence skill for all units
+1 gravitas per turn
+1 authority
Level 2
+10% morale for all units
+2 gravitas per turn
+10% melee defence skill for all units
+2 authority
Level 3
+15% morale for all units
+3 gravitas per turn
+15% melee defence skill for all units
+3 authority