How could such a character casually allow other forces near his kingdom, unless they were beneficial to him, able to provide a continuous supply of food to his kingdom? The trolls of the Wailing Dwarf Kingdom were each stout and healthy, thanks in no small part to the gnomes of Querose Village.
The trolls of the Wailing Dwarf Kingdom had become a thing of the past, and since the gnomes of Querose Village did not interfere with the migrating force, Baron Gaven did not pry into their ambiguous relationship and instead accepted the gnomes' friendly overture.
The establishment of a city requires a stable source of food.
Moreover, the city that Gaven was now building was no longer just one, but two, cities whose populations would surge to tens of thousands in a short period, requiring even more survival supplies.
The hobgoblins of Blood Gorge City could maintain for a short time by collecting tribute from the Monster Tribe in the Giant Plains.