从五世纪起,日耳曼人在西罗马帝国的废墟上先后建立了一系列的蛮族王国。其中大多数都是短命的,而唯独法兰克王国维持得时间最久,势力最强,并且对欧洲历史的发展影响深远,贡献也大。本文试对其存在及发展的原因作一初步探讨。一一些有利的客观条件历史是在时间和空间中发展的,任何一个历史现象,都要受到它的制约。这就是被古人所重视的“天时”、地利”两个因素。法兰克人祖居莱茵河下游一带,公元三世纪,开始了对毗邻的罗马帝国北部边界的“和平 From the fifth century on, the Germanic people established a series of barbarian kingdoms successively on the ruins of the Western Roman Empire. Most of them are short-lived, and the Franco-Croat Kingdom alone has the longest of its kind and its strongest influence, and has a profound and profound contribution to the development of European history. This article tries to make a preliminary discussion on the reasons for its existence and development. Some favored objective conditions History is developed in time and space. Any historical phenomenon is subject to its constraints. This is the “angels” and “geography” which are valued by the ancients.The “Franz ancestors” lived in the lower reaches of the Rhine in the third century AD and began to “peace” on the northern boundary of the adjacent Roman Empire