Stalwart Defenders

Defences: +1 barricades (this_army)
Defences: +1 sets of fire balls (this_army)
Defences: +1 sets of spike traps (this_army)
Defences: +1 sets of sudes caltrops (this_army)
+4% armour for all units (this_army)
+7% melee defence skill for all units (this_army)
+2% attack range for all missile infantry and cavalry units (this_army)

Defences: +2 barricades (this_army)
Defences: +2 sets of fire balls (this_army)
Defences: +2 sets of spike traps (this_army)
Defences: +2 sets of sudes caltrops (this_army)
+8% armour for all units (this_army)
+14% melee defence skill for all units (this_army)
+4% attack range for all missile infantry and cavalry units (this_army)

Defences: +3 barricades (this_army)
Defences: +3 sets of fire balls (this_army)
Defences: +3 sets of spike traps (this_army)
Defences: +3 sets of sudes caltrops (this_army)
+12% armour for all units (this_army)
+21% melee defence skill for all units (this_army)
+6% attack range for all missile infantry and cavalry units (this_army)