Construct Section Command Post
Selects Air and Sea Battlegroup
Construct Platoon Command Post
Unlock Bishop Self-propelled Artillery
Selects Commando Section Paradrop
Selects M1 Pack Howitzer Paradrop
6-pounder Anti-tank Gun Team
Construct Company Command Post
M1 Pack Howitzer Paradrop
Selects Anti-tank Rocket Loiter
Unlock Towed 17-pounder Anti-tank Guns
17-pounder Anti-tank Gun Team
Unlock M3 Grant Medium Tanks
Selects Centaur Medium Tank
Selects Naval Bombardment
6-pounder Anti-tank Gun Team