Great men train years to battle under their wise commanders, yet the greatest are those who have ridden into hell and returned home, blood stained of their enemies
The old guard of any nation is a treasured value in war, as nothing can prepare you for warfare more than experience
We need to bring back individual unit promotions, but simplify them, perhaps something similar to civ4 or civ3, where its a simple perk, or just an increase in strength
There should be an incentive to protect your units, carefully using them without losing their unique strength. This can work very well with how commanders already allow quick maneuvering of troops