Through Avalon's comprehensive report, they have realized that the aliens have started to expand their operations around the world.
The Black Sovereign Spaceship and the Invader Spaceships scattered in different parts of the continent would cause a huge problem to them in the long run.
After all, they need a massive army to destroy or fight against a single Spaceship!
Moving such an army would not be easy. There is also a concern that once they have mined enough Memory Crystals, they would start to really target some populated places to hunt the natives of this planet.
It would be a disaster if there's not enough soldiers or magicians guarding a city.
"At the very least, we managed to send some of them away…" Charles muttered referring to the Invader Spaceships that flew away from the Stella Region.