Projectiles, a leading branch of the Military art Military Architecture, includes Fortification, another branch of that art
The inclusion of education on military subjects reinforces the idea of how at this time in American history there was an active citizen army. Coming off of the War of 1812, the military was a part of life for white males. At some point in their lives, it was likely they would serve in the military in some capacity. Education was seen partly as a way to have an edge in war, as a well educated and trained army would be more successful on the battlefield.