When did woman start going in war???

Question: When did woman start going in war!?!?!?
Best Answer - Chosen by Asker:

Fifth century AD, Hua Mulan, a woman (who disguised as a man) took the place of her very sick father, and joined the Emperor's army!. Her father refused her offer, and they had a duel!. She won the duel, and her father had no choice but to abide by the bet!.
Fifteenth century AD, Joan of Arc led the French to victory in several battles against the English!. However, Joan was captured by the English and was burned on a stake!.Www@QuestionHome@Com

Right after Eve bit the apple!.Www@QuestionHome@Com