How is the great wall a symbol of Shi Huangdi's great empire?

The Great Wall of China symbolizes Shi Huangdi's great empire by representing his authority and vision for a unified China. Built during the Qin Dynasty under his rule, the wall served as a formidable defense against invasions, showcasing the empire's strength and determination to protect its territory. Additionally, the construction of the wall exemplified Shi Huangdi's ambition to consolidate power and integrate various regions, reflecting the monumental scale of his imperial ambitions. Ultimately, the Great Wall stands as a lasting testament to the enduring legacy of Shi Huangdi's centralized governance and military prowess.