咸通八年(867),唐政府將歸義軍節度使張議潮徵召至長安。張議潮歸闕之後,其侄張淮深開始執掌歸義軍大權。自咸通八年至大順元年(890),張淮深掌握歸義軍實際權力的時間長達23年。正是在這段時間裏,回鶻、嗢末等少數民族勢力陸續在河隴地區崛起,極大地改變了該地區的政治形態。在河隴政局持續動蕩的背景下,歸義軍與 Xian Tong eight years (867), the Tang government will be the return of the military justice to Zhang Zhangcha called to Chang’an. After Zhang Ying Chao Gu Que, his nephew Zhang Huai deep in charge of the rights of the army. From Xiatong eight years to Dashun the first year (890), Zhang Huai-shang has mastered the actual power of the Gui-yi-jun for as long as 23 years. It is during this period that the ethnic minority forces such as Hui, Zhamo and so on emerged one after another in the Heilong area, greatly changing the political form in the area. In the context of continued turmoil in the political He Long, Gui Yi Jun and