If the problem cannot be solved, deal with the one causing the problem. As the Moxi Duchy was powerless against the Orc Army that initiated the conflict, they would have to start with handling their own people.
After hesitating for a long time while looking out the window, Chris the Ninth reluctantly said, "Follow Marshal Hodge's proposal, carry out the Scorched Earth policy.
Tell the nobles, the Orc Army is here. The darkest moment of the Duchy is about to fall, let them be prepared.
In the face of the invasion of the Orc Army, if the Alpha Kingdom managed to survive, we can too.
Whether it's scrambling for food supply or fortifying fortresses, we no longer have time.
Relocate the serfs!
There is no need to keep everyone here for their burial. Other than the younger and stronger ones who are left to guard the city, everyone else should evacuate to the south.
Let the nobles along the way provide them with supplies, all expenses will be settled by the Duchy and them.