the han emperor,wudi,re-established the importance of learning and encouraged the production of new works.as a result,ancient works which had arrived the book burning of the first emperor began to re-appear.sima qian took on the task of writing a complete history of china.he became involved in an incident that almost cost his life.he dared to criticize the emperor.the judges sentenced him to death,this sentence was reduced to castration.he was determined to continue his great work.by the end of his life sima qian had written 130 chapters of his work "shi ji"(records of the historian) recording the history of china's first three dynasties.

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