What is the most outstanding calligraphy in the Tang Dynasty?

The most outstanding calligraphy in the Tang Dynasty was regular script.

The Tang Dynasty was the moderns of calligraphy art: in the early Tang Dynasty, Wang Xizhi's brushwork was highly respected, and there were four schools: Guang, Yu, Chu Suiliang and Xue Ji; Then Zhang Xu, Yan Zhenqing, Liu Gongquan and other masters. The culture of the Tang Dynasty was profound and brilliant, reaching the peak of China's feudal culture, which can be described as "books flourished in the early Tang Dynasty". There were more ink marks in the Tang Dynasty than in the previous generation, and a large number of inscriptions left precious calligraphy works. The calligraphy of the whole Tang Dynasty is the inheritance and innovation of the previous generation.

Characteristics of calligraphy in Tang Dynasty: Generally speaking, the Tang Dynasty was a period of great development of calligraphy. Running script and regular script are developed and surpassed on the basis of predecessors. It was the period when cursive script was formed and integrated, and Buddhist calligraphy also made considerable achievements. During this period, a hundred schools of thought contended and a large number of famous calligraphers emerged.

There are two schools of calligraphy in the Tang Dynasty, one is represented by Wang Xizhi's calligraphy, and the other is represented by Zhang Xu, Li Shimin, Huai Su and Yu Shinan. On the other hand, represented by Yan Zhenqing, Ou Yangxun and Liu Gongquan, they have the courage to innovate and created a new style of post-learning. But Song Min Nan Gong said that the descendants of Yan and Wei Liu set a bad precedent. Generally speaking, due to the emperor's intervention, the Tang Dynasty pushed the art of calligraphy to its peak. Its highest achievement lies in regular script, but its shortcomings are also among them. Too stiff and weak. Most fonts such as printing in later generations were learned from the Tang Dynasty.