Latest Exploration of the Death Causes of Emperor Wen of the Sui Dynasty

Traditionally, it is considered that Yang Guang, Emperor's son and the crown prince, murdered Emperor Wen. After further study, the author holds that the basic causes were Emperor Wen was over indulgent in sensual pleasure, which caused his weakness and illness; the direct causes were that while he was ill, he was over worried about peacefully handing over regime because of the stability of the country's politic situation, and found Yang Guang had affair with his favorite concubine Chen, which resulted in his up most anger and death at the age of 64.