1189年即乙酉年是蒙古文明进程中的重要年份之一,是年铁木真当选为蒙古部落联盟的首领,本文将之概括为“乙酉称汗”。本文主要从铁木真乙酉年称汗的基础、称汗后各方的反应等角度,对“乙酉称汗”所牵涉的诸层面加以分析,并认为这是探讨蒙古从部落到国家的发展的关键环节之一。 In 1189, Bixian Year was one of the important years in the process of Mongolian civilization. It was the leader who elected Tetsudo as the leader of Mongolian tribes in the history of the Mongolian tribes. This article is summarized as “Beth Khan”. This paper mainly analyzes the various aspects involved in the “Bian Weihan Khan” from the perspectives of the Khan-taek Khanate called Khan and the reaction of the parties after Khanate Khan, One of the key aspects of development.