[quote=Goldmarble]
Currently, having probably seen how well "old" tactics fared for their neighboring countries, they could well be in a state of rearrangement, trying to adapt to this new form of war. 
[/quote]

This is probably the case. I would think the Jägers are fighting a holding action to get evacuees out of the areas where the Holtish are expected to roll through, and winter is coming. Hate to sound like Game of Thrones, but it'll be snowy soon enough, along with the mountains.