The Warring States period was a time of political turmoil and social upheaval in ancient China that lasted from 475 BCE to 221 BCE. It was characterized by a series of wars and battles between seven regional states that sought to expand their territories and gain dominance over one another.
During this time, the ruling class of each state became increasingly militaristic, and war became the primary means of resolving disputes. The constant conflict led to the destruction of infrastructure, the displacement of people, and the loss of life and property.
Moreover, the wars disrupted the agricultural production, which led to food shortages, famine, and disease. As a result, many people were forced to flee their homes in search of food and safety, which further destabilized the society.
The chaos and destruction caused by the Warring States period eventually led to the rise of the Qin dynasty, which was able to unify the regional states and bring an end to the period of unrest.