华北向东北移民历史悠久 ,至“九·一八”事变前达到顶峰 ,成为“人类有史以来最大的人口移动之一”。本文运用比较丰富的中、日文资料 ,从自然、政治、经济、社会等方面 ,对移民离乡的原因重新进了全方位的考察 ,这对于了解 2 0世纪二、三十年代华北、东北的社会状况 ,无疑具有重大的意义 North China immigrated to the northeast for a long time and reached its peak before the September 18th Incident and became “one of the largest population movements in human history.” This article uses abundant data in both Chinese and Japanese to reinvestigate the reasons for immigrants ’departure from nature, politics, economy and society. It is of great significance to understand the reasons for the immigrants’ departure from home in the 20s and the 30s in North and Northeast Social conditions undoubtedly have great significance