Level 1
+10% morale for all units during offensive battles
+1 zeal
Level 2
+6% melee attack skill for all units
+6% shots per minute for all units
+20% morale for all units during offensive battles
+2 zeal
Level 3
+12% melee attack skill for all units
+12% shots per minute for all units
+30% morale for all units during offensive battles
+3 zeal