本文所确定的“西南地区”限定为宋代的成都府路、梓州路(南宋改为潼川府路)、夔州路、利州路(南宋分为利州东、西路,其中西路增辖原属秦凤路的西和州、阶州、凤州;东路增辖原属京西南路的金州)、广南西路西部和大理国所辖之中、北、东大部范围,大致相当于今日之四川省大部、重庆市全境、贵州省全境、云南省全境和广西壮族自治区西部。这一区域地处中国西南边陲,不惟地理形势十分复杂,而且杂居着许多少数民族,历来是牵涉民族关系、对外交往的重要地区,拥有丰富的历史内容,在中国历史上占据非常显著之地位,宋代尤为如此。10世纪初至13世纪中期,在以今日之云南为主的地区,一直有白族段氏建立的大理国,与宋朝长期 The “Southwest Region” defined in this paper is limited to Chengdu Government Road, Zi State Road (Southern Song Dynasty to Tongchuan Road), Zhuozhou Road and Lizhou Road (Southern Song Dynasty is divided into Lizhou East and West Road, where West Road, originally belonged to Qinfeng Road, West and state, order state, Fengzhou; East Road, Jurisdiction of the original West Jinzhou Road), west of Guangnan Road and the jurisdiction of Dali, most of the scope of the north and east , Roughly equivalent to today’s most of Sichuan Province, all of Chongqing, Guizhou Province throughout the whole territory of Yunnan Province and the western Guangxi Zhuang Autonomous Region. This area is located in the southwestern border of China. However, its geographical situation is very complicated. Many ethnic minorities living in this area have always been important regions involving ethnic relations and foreign exchanges. They have rich historical content and occupy a very prominent position in Chinese history. This is especially true in Song Dynasty. From the beginning of the 10th century to the mid-13th century, in the area dominated by Yunnan today, there has been a long history of the establishment of the Dali Kingdom by Duan,