Construct Section Command Post
Selects Air and Sea Battlegroup
Construct Platoon Command Post
Selects Commando Section Paradrop
Commando Section Paradrop
Construct Field Infirmary
Selects Commando Support Section Paradrop
Commando Support Section Paradrop
Construct Company Command Post
Selects Incendiary Bombing Run
Unlock Bishop Self-propelled Artillery
Bishop Self-propelled Artillery
Selects Centaur Medium Tank
Unlock M3 Grant Medium Tanks