Construct Section Command Post
Construct Platoon Command Post
Unlock M3 Stuart Light Tanks
Selects CMP 15cwt Supply Run
Selects Reinforced Resource Caches
Construct Company Command Post
6-pounder Anti-tank Gun Team
Selects Charged Creeping Barrage
Selects Australian Light Infantry Section
Selects Defensive Tactics
Australian Light Infantry Section
Unlock M3 Grant Medium Tanks
6-pounder Anti-tank Gun Team
Selects Australian Defense Battlegroup
Selects Air and Sea Battlegroup