102. Swords become magically sharper when pointing towards the center of a city
103. THis is not true if the there are axes between the sword and the city center. If there are axes in the area, then the swords shrink and become useless
104. City wall disappear when guns are shot at them, then suddenly reappear when a knight attacks.
105. If you feed gold to a horse, it will turn into a helicopter
106. Scouts can communicate instantly with the country they are from.
107. Barbarians are scared of a wall that is built by a country, even if the wall is thousands of miles away. As long as you don't have to cross water to get to that wall, they will tremble in fear.
108. They will come near the wall if they are in boats.
109. Helicopter pilots will never enter a city alone, unless they already own the city. They are afraid of hitting the buildings with their blades and their insurance isn't good in enemy cities. However, if there is a tank, infantry, or a man with a club, they will gladly fly into the unoccupied enemy city.
110. Artillery will not cause (collateral) damage to other artillery. This is becuase of the secret pact all artillery operators make before entering the Union.
111. A catapult attacking a tank will cause collateral damage. This is only because the tank drivers are so destracted rolling on the floor laughing that they do not look where they are going and crash into each other.
112. Only British people thought of putting a pointed edge on the end of a gun.
Credit for most of these is the "Things I learned about the Science of Warfare" thread. Everyone should check the link I posted on the first page.