If you're rigid in your formations or where you're going to attack, then spies will know what you're doing and can tell your opponent about it. Those who can anticipate the place and day of the engagement can march a thousand leagues to join the battle. But for those who cannot anticipate the place or day of battle, their left flank cannot rescue the right, nor their right the left. This is even more true when reinforcements get separated by a few leagues, let alone tens of leagues. The next passage contending armies kicks into a thing that i noticed a lot, which is when master soon is like, here's a bunch of stuff to not do. It is way easier, given