615 AD, the Sui Dynasty prospered is crisis-ridden peasant uprising after another, but the Sui Dynasty times, the second emperor Emperor still immersed into a "Golden Age" of the hymn. This year, the Emperor Inspection of the North, North Hu began completion of three hundred thousand of the Khan's cavalry siege Yanmen, Li Yuan's son Li Shimin with suspected soldiers count to force North Hu retreat, Emperor Li Yuan a grateful, will center Taiyuan to the Li Yuan. Love the monthly capacity of the Princess of Li Shimin, and decides to marry Li Shimin.
Emperor returned to Luoyang, regardless of his court opposed to leaving the Central Plains, the inspecting jiangdu, Li Shimin, and many people of insight, the Sui renaissance and fantasy have been dashed, he quietly left Luoyang, left soulmate monthly capacity princess.
Li Shimin to persuade Li Yuan emulate world Yijun, held in Taiyuan justice raised an army to overthrow the Tai Sui dynasty, and stability of the world. Li Yuan, the opening of the Rebel and food, fair trading, wherever he went, the people are all welcome. Li Yuan gangbusters, a few months occupied Sui foothold Chang'an. Emperor in the Jiangdu rebellion imperial guards killed, the resulting demise of the Sui dynasty. Death in contempt of the people, do not listen to the mantra, militaristic, extravagant ... the Sui Defeat, given the subsequent Tang Dynasty rulers, never forget the lessons.
May 618 BC, Li Yuan, the establishment of the Tang dynasty, the throne in Tai Jidian board, change the reign of Wu De. , Xue Ju, Liu Wuzhou, Wang Shichong, Picea, have also proclaimed himself emperor, chaotic world. Li Shimin comply with longing for the stability of public opinion, led the Tang army marched off the various separatist forces, the unification of the world. Displaced monthly capacity also came to parting the long Chang'an, to see her love and "hate" the King of Qin Li Shimin.
To the revitalization of the Tang Dynasty, the emperor built the Museum of Literature, clearing Sui political misdeeds, to develop a strategy of revitalization of the Tang Dynasty. Prince Li Jiancheng Li Shimin revitalization initiatives, threats to their power and position. In order to eliminate the threat, Li Jiancheng and four brothers Li Yuanji several murder Li Shimin. Li Shimin, after several times hesitated, for the world, but also for his own safety, and finally abandoned the family, first at Li Jiancheng start to get rid of Li Jiancheng and Li Yuanji Xuanwumen. Xuanwu Gate Incident is an inevitable, Zhenguan the beginning of inevitable.
Xuanwu Gate Incident Soon, Li Yuan, Li Shimin, Prince, soon, Christianity and Islam Li Yuan, Li Shimin, the throne for the Emperor. Li Shimin, the emperor, the capacity was once again left him.
The following year, Emperor Li Shimin Gaiyuan Zhenguan. Taizong always bear in mind the painful lessons of Destruction, the appointment of the elite, good advice, and news that the change. Care of their resources to promote thrift, the streamlining of the officials to reduce the tax corvee, regardless of Hua Yi the air stability Quartet. His own desire to save the world An Min, a step by step into reality.
Zhenguan four years, the beginning of the world governance, the night does not close the doors, the line does not carry grain, and sentenced to death a year, only 29 people. Li Shimin incredible, his film sets, in Luoyang to see a month Yung month Yung said she believed that in another decade or so, a peace and prosperity of the Tang dynasty will surely come.