The Qin Dynasty, under the leadership of Qin Shi Huang, initiated the construction of the Great Wall of China.

Qin Shi Huang was the founder and first emperor of the Qin Dynasty, known for unifying China and initiating the construction of the Great Wall.

Han Wudi, also known as Emperor Wu of Han, is widely regarded as the greatest ruler of the Han Dynasty, expanding the empire's territory and promoting Confucianism.

Chang'an, also known as Xi'an today, served as the capital city of the Tang Dynasty and was a major center of trade, culture, and learning.

The Song Dynasty witnessed a flourishing of literature, art, and philosophy, with notable figures like Su Shi and Zhu Xi.

The primary purpose of the Great Wall of China was to protect the Chinese empire from nomadic invasions from the north.

The Yongle Emperor, also known as Zhu Di, is renowned for his ambitious naval expeditions, including those led by the explorer Zheng He.

The Qing Dynasty, also known as the Manchu Dynasty, was the last imperial dynasty of China, ruling from 1644 to 1912.

The Qianlong Emperor, also known as Hongli, enforced a policy of seclusion and isolation, limiting foreign trade and contact with the West.

Confucius, also known as Kongzi, was a renowned philosopher and teacher during the Warring States period, whose teachings influenced Chinese thought and culture.

The Tang Dynasty witnessed a flourishing of trade and cultural exchanges along the Silk Road, connecting China with Central Asia, the Middle East, and Europe.

戚继光, also known as Qi Jiguang, was a renowned general who oversaw the construction and reinforcement of the Great Wall during the Ming Dynasty.

唐太宗, also known as Tang Taizong, was a prominent emperor of the Tang Dynasty who supported Buddhism and oversaw the construction of many Buddhist temples.

武则天, also known as Wu Zetian, was a powerful and influential empress of the Tang Dynasty who assumed the title of emperor and ruled China for several years.

The Song Dynasty placed great importance on Confucianism and implemented a civil service examination system to recruit government officials based on merit.