Did women really participate in military life as soldiers or officers equal to men?

Joan of Arc did fight among men. She was often on the front lines with the French troops, wearing armor and carrying a banner. 

In the 18th century, Hannah Snell disguised herself as a man and joined the British military and fought in many battles .

Fu Hao, first female general, was a military general and high priestess during the Shang Dynasty. She led troops into battle and was buried with numerous weapons, indicating her significant role in military affairs1

Born in 600 CE in Taiyuan in northern China’s Shanxi province, Princess Pingyang was the third daughter of Li Yuan, an influential Sui Dynasty military commander.  

Qin Liangyu, only female general recorded in the generals' section of Chinese history, was born in Zhongzhou, which is in present-day Zhong County, Chongqing, to ethnic Miao parents. She trained in the martial arts from an early age and was an excellent mounted archer who often practiced archery with her brothers. In addition to being skilled in the arts of war, Qin was also well-read and a good strategist.