When the war broke out, it hadn't been long since several duchies surrendered to the Blue Dragon Kingdom.
On one hand,
only the royal high-ups of these border countries decided to surrender and delivered an unconditional surrender letter to the southern Dragon's Nest army. The local control had already declined to the extent that the publication of this decision sent several countries into chaos.
On the other hand, the upheaval in these countries disrupted the expansion plans of the Blue Dragon Kingdom's army advancing from the southwest.
Due to rugged terrain and inconvenient transportation, the Blue Dragon Kingdom's army, still in the south, found it difficult to move into the heart of these countries to formally take over the military defense of these border duchies and officially bring them under rule.
In this context,
