You faired okay. Both human forces stood, surprisingly. Lithuania is yours, but Germany still stands. Results:

Germany/Poland Border

Isarimer = 2,200 losses, to be allocated to troops of your choosing, although you may as well replenish them. 

Humans = 5,400 losses. Withdrawn to Hamburg, where the Emperor is combing with his militia to either defend or counter attack.

Lithuania:

Isarimer = 625 losses, to be allocated to troops of your choosing. 

Humans = 3, 250. Remaining force has ceased to be combat effective.