Gunpowder was invented somewhere around 900 in China.
Well, that's basically it... :P
Answer:
They served as nurses, and non-combat roles in the military. Some of these services were mixing gunpowder and loading shells, operating radios, and repairing trucks. Some would disguise themselves as men to combat in the field.
Explanation:
Hope I could help!
He believed in the importance of state sovereignty.