The Tang Dynasty (618-907 CE) was one of the greatest in Imperial Chinese history. It was a golden age of reform and cultural advancement which lay the foundation for policies which are still observed in China today. The second emperor, Taizong (r. 626-649 CE) was an exemplary ruler who reformed the government, social structure, military, education, and religious practices.
This is a companion discussion topic for the original content at https://www.worldhistory.org/Tang_Dynasty/.