Briefly describe the prosperous historical background and formal characteristics of Yanle music in the Tang Dynasty court

Background:

In the history of our country, the establishment of the Sui Dynasty achieved the unification of the north and the south and ended the separation and separatism that had lasted for more than three centuries since the end of the Eastern Han Dynasty. Later, the Tang Dynasty inherited the Sui system. During the nearly three hundred years of the Tang Empire's rule, especially the more than one hundred years from Tang Taizong's "Reign of Zhenguan" to Tang Xuanzong's "Kaiyuan Heyday".

Political stability, national strength, national harmony, and economic prosperity made the Tang Dynasty the most powerful and stable dynasty in the history of our country. During this period, the cultural quality of the entire nation improved unprecedentedly. It has led to comprehensive breakthroughs in cultural fields such as poetry, music, painting, and calligraphy.

Foreign entertainers were not uncommon in the Tang Dynasty's imperial courts and even on the streets of cities. "Xinfa's beard and eyes are green. The high-rise building is quiet at night and the horizontal bamboo is blowing." "The jade snail is good at towering the vertebrae when blown by it, and the tattoo is performed by a thousand blows on the bronze drum." These all reflect the prevalence of exotic music in the Tang Dynasty.

Features:

The palace music of the Tang Dynasty has always been famous for its grand scale and grandeur. Li Longji, Emperor Xuanzong of the Tang Dynasty, was one of the designers and founders of the music of the prosperous Tang Dynasty. He had many musical talents and was excellent at playing musical instruments.

In addition, the Tang Dynasty was based on the "Nine Parts of Music" of the Sui Dynasty. "Ten music" has been added. Whether it is Han music, dance or foreign music, they have been reformed on the basis of retaining the original tradition, giving it a rich exotic and local flavor.

"Zuo Bu Ji" and "Li Bu Ji" were established during the reign of Emperor Xuanzong of the Tang Dynasty. They showed another unique artistic style of the court music of the Tang Dynasty from two different aspects.