The legendary warrior, that if she existed today and lived in the United States, would likely work for the Central Intelligence Agency is Mochizuki Chiyome.
Mochizuki Chiyome was the wife of Moritoki. After her husband was killed, she was with the leader of the Takeda clan. She later joined a network of kunoichi that were used against the rival warlords.
Mochizuki Chiyome became a spy. He gathered information and also delivered coded messages. She was the best student and was vital in recruiting other candidates that were good for the job.
Her skills will have been important in an agency like the Central Intelligence Agency. She will be able to get the required information for the agency.
As capitalists began to dominate the economies of many countries during the Industrial Revolution, the rapid growth of businesses and their tremendous profitability gave some owners the capital they needed to create enormous corporations that could monopolize an entire industry.
I think it was because dynastic rulers were so caught up with war that they had to let china have a time of peace so they could focus on wining their wars. I hope i helped you out!