"This way, we can reduce casualties and take the hardest place to attack, Holy Sword Mountain, with little effort."
"Suppose we give them enough time to build fortifications. Even if we launch a surprise attack from the rear, they can still quickly send troops to the west."
The disagreement between Lynn and the others simply came down to their limited perspective.
They were thinking that winter was coming and supplies would be a problem, especially in a major war, where winter would be particularly unfavorable to the attacking side.
But as far as Lynn was concerned, even if supplies were a problem, they still had to fight!
A rear assault on Holy Sword Mountain would be much more suitable in winter than in spring.
Winter was cold, and there was snow, but the ground wasn't a muddy mess.
If they struck from the rear in winter and kicked Louis in the backside, even if he realized what was happening, it would take him several days to gather his forces. That would be enough time for Lynn to seize most of Holy Sword Mountain. By then, Louis would surely be terrified and retreat. Mikhail had some tricks up his sleeve, but he didn't have the National Strength of the Red Alliance behind him.
Winter wouldn't allow them to build fortifications on a large scale. They could only have the Magic Masters build them slowly, instead of having Battle Qi Knights and ordinary soldiers join in.
After striking Louis from behind, they could also preserve as much of the Imperial Capital as possible.
Lynn needed the books in its collection, as well as the Empire's data.
Once Louis lost Holy Sword Mountain, he would be forced into one retreat after another, all the way to the sea. If he didn't want to