What is the biggest empire in china?

The Tang Dynasty is the biggest empire in China.

Explanation:

The Tang Dynasty was also likely China's largest and most powerful dynasty in history and is considered the golden age of imperial China. The population base of the Tang Dynasty was estimated to have been around 80 million people, enabling it to completely dominate its neighbors.

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.