"The Reign of Emperor Gaozong: Tang Dynasty's Forgotten Ruler"

Ancient Humans
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4 Video Views·Jun 2, 2025
Emperor Gaozong of Tang may not be as well-known as his father, Emperor Taizong, or as legendary as Empress Wu Zetian, but his reign played a crucial role in shaping the Tang Dynasty. In this video, we explore Gaozong’s early life, his rise to power, his reign as emperor, and his relationship with Wu Zetian, who would later become one of China’s most powerful rulers. Discover the man behind the throne and the legacy he left behind in this deep dive into the Tang Dynasty.
When we talk about the Golden Age of the Tang Dynasty,
names like Emperor Taizong and Wu Zetian often dominate the conversation.
But in between them stood a man whose reign was pivotal in the transformation of China,
Emperor Gaozong. As the third emperor of the Tang Dynasty,
Gaozong's rule marked both continuity and change. He inherited a powerful empire,
expanded its borders, and left a complex legacy, one that would be shaped as much by his decisions
as by the woman who rose beside him. To understand Emperor Gaozong, we must first
begin with his father Emperor Taizong of Tang, born Li Shimin. Taizong was one of the most
capable and celebrated rulers in Chinese history. He had played a central role in
founding the Tang Dynasty, famously orchestrating the Xuanwu Gate incident in 626, where he
eliminated his rivals, including his elder brother to secure the throne.
Under Taizong, China experienced political stability, economic prosperity, and military
strength. His reign became a model of Confucian governance, emphasizing meritocracy and efficient
administration. Taizong's court attracted scholars, artists, and statesmen, and his
policies laid the foundation for a flourishing dynasty. Li Xi, later known as Emperor Gaozong,
was born in 628 CE, the ninth son of Emperor Taizong and Empress Songsun. As a child, Li Xi
was reportedly quiet, respectful and obedient, qualities that endeared him to his mother and
the court, but did not necessarily mark him as a strong contender for succession. In fact,
several of his elder brothers were seen as more capable, however, one by one they either died
By 643 CE, Li Xi was named crown prince, reportedly at the insistence of his mother
Empress Songsun before her death. When Emperor Taizong died in 649 CE,
Li Xi ascended the throne as Emperor Gaozong at the age of 21. Though he inherited a powerful state
with a stable administration, Gaozong faced an immediate challenge, stepping out of his father's
shadow. At first, his reign followed in the footsteps of Taizong's policies. He retained
many of his father's ministers, upheld Confucian principles, and maintained military campaigns in
the western regions. His reign oversaw the continued expansion of the Tang Empire into
Central Asia, Korea, and parts of the south. One of the most defining aspects of Gaozong's reign
was his relationship with Wu Zetian, who had originally entered the palace as a concubine
of Taizong. After his death, she was expected to live in a Buddhist convent for the rest of her
life, a typical fate for imperial concubines. However, after Gaozong became emperor,
he recalled Wu to the palace. She soon became his favorite consort. Their relationship scandalized
the court, not just because of Yu's former connection to Taizong, but also because of
the assertive and political role she began to play. By 655C, Gaozong removed his empress Wang
and installed Wu Zetian in her place. Wu's rise marked a turning point. Over time,
Gaozong began to suffer from chronic illness. Some sources suggest hypertension or possibly
the effects of poisoning. Regardless, his reliance on Empress Yu increased, and she
began making major decisions in court. Despite this shift in internal power,
Gaozong's reign continued to see success on several fronts. The Tang military defeated
the Goguryeo Kingdom in Korea, though the campaign took years and many resources.
The Tang Empire also asserted dominance over parts of Central Asia,
extending influence through the Silk Road. Domestically, the empire remained prosperous,
but the increasing power of Empress Wu led to significant political tension.
Many ministers and royal family members who opposed her were dismissed,
exiled or even executed. Gaozong, whether due to illness or temperament, often did not intervene.
By the later years of his reign, it became clear that while Gaozong held the title of emperor,
Empress Wu was the true power behind the throne. She issued imperial decrees in his name,
controlled court appointments and shaped state policy.
Emperor Gaozong died in 683 C, at the age of 55. His reign lasted 34 years,
longer than that of his father. After his death, his son Li Zhi became emperor,
but real power remained with Empress Wu, who eventually deposed her own son and declared
herself the ruler, founding the Zhou Dynasty, the only imperial dynasty in Chinese history
Emperor Gaozong may not be remembered as the strongest emperor of Tang,
but his reign was a pivotal link between two great reigns, that of Taizong and Wuzetian.
