Abstract.
Each unit of soldiers (infantry, machine guns, mortars, assault troops) is represented by four figures - which represent the hit points. A tank is a tank. One unit per hex, and most games you start with 10-15 hexes worth of stuff. Keep in mind this is a board game, not a wargame ----- BUT, Plastic Soldier Company has done an awesome job on the figures/tanks etc. So they can be used for both.
Cool Stuff Inc. just received the Tanks! Expansion and I imagine it's probably out of stock - don't have the money to order it at the moment.
One of the starting scenarios:
