In 1279, the construction of the Great Wall of China was completed under the Yuan Dynasty, primarily in the northern regions of China. This monumental structure was built to protect against invasions and symbolize the strength of the Mongol Empire. The Great Wall not only served military purposes but also became a cultural icon, influencing Chinese literature and poetry by representing resilience and unity.

The Great Wall has inspired countless poets, including those of the Tang and Song dynasties, who used its imagery to convey themes of endurance and the human spirit. Works like 'The Ballad of Mulan' reflect the cultural significance of such structures in Chinese folklore and poetry, showcasing the intersection of history and literary expression.