One of the sectors involved during the pedlar war is the military forces. Pedlar people are responsible of making and manufacturing munitions and material. They were able to manufactured 40mm anti-craft cartridges, 4.5 mm cartridge cases, and 75mm field gun artillery shells.
The Germans had an advance. They used their tall buildings as an advantage to see over the cities when the allies could not.
The us has fought in 12 official wars
Slaves had to work like freemen but freemen weren't owned. freemen when they worked they got money for their job and slaves didn't get paid at all. i don't know what example you want me to use